| Main Entry: | base |
| Part of Speech: | n |
| Definition: | See base number |
Copyright © 2007 Lexico Publishing Group, LLC
[beys] Pronunciation Key noun, adjective, verb, based, bas·ing. | 1. | the bottom support of anything; that on which a thing stands or rests: a metal base for the table. |
| 2. | a fundamental principle or groundwork; foundation; basis: the base of needed reforms. |
| 3. | the bottom layer or coating, as of makeup or paint. |
| 4. | Architecture.
|
| 5. | Botany, Zoology.
|
| 6. | the principal element or ingredient of anything, considered as its fundamental part: face cream with a lanolin base; paint with a lead base. |
| 7. | that from which a commencement, as of action or reckoning, is made; a starting point or point of departure. |
| 8. | Baseball.
|
| 9. | a starting line or point for runners, racing cars, etc. |
| 10. | (in hockey and other games) the goal. |
| 11. | Military.
|
| 12. | Geometry. the line or surface forming the part of a figure that is most nearly horizontal or on which it is supposed to stand. |
| 13. | Mathematics.
|
| 14. | Also called base line. Surveying. See under triangulation (def. 1). |
| 15. | Painting.
|
| 16. | Photography. a thin, flexible layer of cellulose triacetate or similar material that holds the light-sensitive film emulsion and other coatings, esp. on motion-picture film. |
| 17. | Chemistry.
|
| 18. | Grammar. the part of a complex word, consisting of one or more morphemes, to which derivational or inflectional affixes may be added, as want in unwanted or biolog- in biological. Compare root1 (def. 11), stem1 (def. 16). |
| 19. | Linguistics. the component of a generative grammar containing the lexicon and phrase-structure rules that generate the deep structure of sentences. |
| 20. | Electronics.
|
| 21. | Stock Exchange. the level at which a security ceases a decline in price. |
| 22. | Heraldry. the lower part of an escutcheon. |
| 23. | bases, Armor. a tonlet formed of two shaped steel plates assembled side by side. |
| 24. | Jewelry. pavilion (def. 6). |
| 25. | in base, Heraldry. in the lower part of an escutcheon. |
| 26. | serving as or forming a base: The walls will need a base coat and two finishing coats. |
| 27. | to make or form a base or foundation for. |
| 28. | to establish, as a fact or conclusion (usually fol. by on or upon): He based his assumption of her guilt on the fact that she had no alibi. |
| 29. | to place or establish on a base or basis; ground; found (usually fol. by on or upon): Our plan is based on a rising economy. |
| 30. | to station, place, or situate (usually fol. by at or on): He is based at Fort Benning. The squadron is based on a carrier. |
| 31. | to have a basis; be based (usually fol. by on or upon): Fluctuating prices usually base on a fickle public's demand. |
| 32. | to have or maintain a base: I believe they had based on Greenland at one time. |
| 33. | get to first base. first base (def. 2). |
| 34. | off base,
|
| 35. | on base, Baseball. having reached a base or bases: Two men are on base. |
| 36. | touch base with, to make contact with: They've touched base with every political group on campus. |
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.
[beys] Pronunciation Key adjective, bas·er, bas·est, noun | 1. | morally low; without estimable personal qualities; dishonorable; meanspirited; selfish; cowardly. |
| 2. | of little or no value; worthless: hastily composed of base materials. |
| 3. | debased or counterfeit: an attempt to eliminate the base coinage. |
| 4. | characteristic of or befitting an inferior person or thing. |
| 5. | of illegitimate birth. |
| 6. | not classical or refined: base language. |
| 7. | Old English Law. held by tenure less than freehold in return for a service viewed as somewhat demeaning to the tenant. |
| 8. | Archaic.
|
| 9. | Obsolete. deep or grave in sound; bass: the base tones of a piano. |
| 10. | Music Obsolete. bass1 (defs. 3, 4). |
] —Related forms
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.
[trahy-ang-gyuh-ley-shuh
n] Pronunciation Key | 1. | a technique for establishing the distance between any two points, or the relative position of two or more points, by using such points as vertices of a triangle or series of triangles, such that each triangle has a side of known or measurable length (base or base line) that permits the size of the angles of the triangle and the length of its other two sides to be established by observations taken either upon or from the two ends of the base line. |
| 2. | the triangles thus formed and measured. |
] Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.
| base 1
(bās) Pronunciation Key
n.
adj.
tr.v. based, bas·ing, bas·es
[Middle English, from Old French, from Latin basis, from Greek; see gwā- in Indo-European roots.] Synonyms: These nouns all pertain to what underlies and supports. Base is applied chiefly to material objects: the wide base of the pyramid. |
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2006 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
| base 2
(bās) Pronunciation Key
adj. bas·er, bas·est
n. Obsolete A bass singer or voice. [Middle English bas, low, from Old French, from Medieval Latin bassus.] base'ly adv., base'ness n. |
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2006 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
base (n.)
base (adj.)
| base | |
adjective | |
| 1. | serving as or forming a base; "the painter applied a base coat followed by two finishing coats" [syn: basal] |
| 2. | of low birth or station ('base' is archaic in this sense); "baseborn wretches with dirty faces"; "of humble (or lowly) birth" |
| 3. | (used of metals) consisting of or alloyed with inferior metal; "base coins of aluminum"; "a base metal" |
| 4. | not adhering to ethical or moral principles; "base and unpatriotic motives"; "a base, degrading way of life"; "cheating is dishonorable"; "they considered colonialism immoral"; "unethical practices in handling public funds" |
| 5. | having or showing an ignoble lack of honor or morality; "that liberal obedience without which your army would be a base rabble"- Edmund Burke; "taking a mean advantage"; "chok'd with ambition of the meaner sort"- Shakespeare; "something essentially vulgar and meanspirited in politics" |
| 6. | illegitimate |
| 7. | debased; not genuine; "an attempt to eliminate the base coinage" |
noun | |
| 1. | installation from which a military force initiates operations; "the attack wiped out our forward bases" |
| 2. | lowest support of a structure; "it was built on a base of solid rock"; "he stood at the foot of the tower" [syn: foundation] |
| 3. | a place that the runner must touch before scoring; "he scrambled to get back to the bag" |
| 4. | the bottom or lowest part; "the base of the mountain" |
| 5. | (anatomy) the part of an organ nearest its point of attachment; "the base of the skull" |
| 6. | a lower limit; "the government established a wage floor" [syn: floor] |
| 7. | the fundamental assumptions from which something is begun or developed or calculated or explained; "the whole argument rested on a basis of conjecture" [syn: basis] |
| 8. | a support or foundation; "the base of the lamp" |
| 9. | a phosphoric ester of a nucleoside; the basic structural unit of nucleic acids (DNA or RNA) [syn: nucleotide] |
| 10. | any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water; "bases include oxides and hydroxides of metals and ammonia" |
| 11. | the bottom side of a geometric figure from which the altitude can be constructed; "the base of the triangle" |
| 12. | the most important or necessary part of something; "the basis of this drink is orange juice" [syn: basis] |
| 13. | (numeration system) the positive integer that is equivalent to one in the next higher counting place; "10 is the radix of the decimal system" |
| 14. | the place where you are stationed and from which missions start and end |
| 15. | a terrorist network intensely opposed to the United States that dispenses money and logistical support and training to a wide variety of radical Islamic terrorist groups; has cells in more than 50 countries [syn: al-Qaeda] |
| 16. | (linguistics) the form of a word after all affixes are removed; "thematic vowels are part of the stem" [syn: root] |
| 17. | the stock of basic facilities and capital equipment needed for the functioning of a country or area; "the industrial base of Japan" [syn: infrastructure] |
| 18. | the principal ingredient of a mixture; "glycerinated gelatin is used as a base for many ointments"; "he told the painter that he wanted a yellow base with just a hint of green"; "everything she cooked seemed to have rice as the base" |
| 19. | a flat bottom on which something is intended to sit; "a tub should sit on its own base" |
| 20. | (electronics) the part of a transistor that separates the emitter from the collector |
verb | |
| 1. | use as a basis for; found on; "base a claim on some observation" [syn: establish] |
| 2. | situate as a center of operations; "we will base this project in the new lab" |
| 3. | use (purified cocaine) by burning it and inhaling the fumes [syn: free-base] |
Copyright © 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Company.
base
(bās) Pronunciation Key
|
Copyright © 2002 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
base
Any of a number of bitter-tasting, caustic materials. Technically, a material that produces negative ions in solution. A base is the opposite of an acid and has a pH of 7 to 14. A given amount of a base added to the same amount of an acid neutralizes the acid; water and a salt are produced. Alkalis are bases; ammonia is a common base.
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
base (bās)
n.
- The part of an organ nearest its point of attachment.
- A fundamental ingredient; a chief constituent of a mixture.
- Any of a large class of compounds, including the hydroxides and oxides of metals, having a bitter taste, a slippery solution, the capacity to turn litmus blue, and to react with acids to form salts.
- A molecular or ionic substance capable of combining with a proton to form a new substance. Also called Brønsted base.
- A nitrogen-containing organic compound that combines in such a manner.
- A substance that provides a pair of electrons for a covalent bond with an acid.
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
base mathematics
radix.
Dover Base Housing, DE (CDP, FIPS 21355) Location: 39.11828 N, 75.48263 W
Population (1990): 4376 (1260 housing units)
Area: 1.8 sq km (land), 0.0 sq km (water)
Marine Corp Base, CA Zip code(s): 92055
Bangor Trident Base, WA (CDP, FIPS 4113) Location: 47.69202 N, 122.71611 W
Population (1990): 3702 (800 housing units)
Area: 7.6 sq km (land), 0.0 sq km (water)
Kings Bay Base, GA (CDP, FIPS 43580) Location: 30.79783 N, 81.56442 W
Population (1990): 3463 (419 housing units)
Area: 5.3 sq km (land), 0.0 sq km (water)
Twentynine Palms Base, CA (CDP, FIPS 81008) Location: 34.22812 N, 116.05573 W
Population (1990): 10606 (1533 housing units)
Area: 3.7 sq km (land), 0.0 sq km (water)
Base
Base\ (b[=a]s), a. [OE. bass, F. bas, low, fr. LL. bassus thick, fat, short, humble; cf. L. Bassus, a proper name, and W. bas shallow. Cf. Bass a part in music.]1. Of little, or less than the usual, height; of low growth; as, base shrubs. [Archaic] --Shak. 2. Low in place or position. [Obs.] --Shak. 3. Of humble birth; or low degree; lowly; mean. [Archaic] "A pleasant and base swain." --Bacon. 4. Illegitimate by birth; bastard. [Archaic] Why bastard? wherefore base? --Shak. 5. Of little comparative value, as metal inferior to gold and silver, the precious metals. 6. Alloyed with inferior metal; debased; as, base coin; base bullion. 7. Morally low. Hence: Low-minded; unworthy; without dignity of sentiment; ignoble; mean; illiberal; menial; as, a base fellow; base motives; base occupations. "A cruel act of a base and a cowardish mind." --Robynson (More's Utopia). "Base ingratitude." --Milton. 8. Not classical or correct. "Base Latin." --Fuller. 9. Deep or grave in sound; as, the base tone of a violin. [In this sense, commonly written bass.] 10. (Law) Not held by honorable service; as, a base estate, one held by services not honorable; held by villenage. Such a tenure is called base, or low, and the tenant, a base tenant. Base fee, formerly, an estate held at the will of the lord; now, a qualified fee. See note under Fee, n., 4. Base metal. See under Metal. Syn: Dishonorable; worthless; ignoble; low-minded; infamous; sordid; degraded. Usage: Base, Vile, Mean. These words, as expressing moral qualities, are here arranged in the order of their strength, the strongest being placed first. Base marks a high degree of moral turpitude; vile and mean denote, in different degrees, the want of what is valuable or worthy of esteem. What is base excites our abhorrence; what is vile provokes our disgust or indignation; what is mean awakens contempt. Base is opposed to high-minded; vile, to noble; mean, to liberal or generous. Ingratitude is base; sycophancy is vile; undue compliances are mean.Base
Base\, n. [F. base, L. basis, fr. Gr. ? a stepping step, a base, pedestal, fr. ? to go, step, akin to E. come. Cf. Basis, and see Come.]1. The bottom of anything, considered as its support, or that on which something rests for support; the foundation; as, the base of a statue. "The base of mighty mountains." --Prescott. 2. Fig.: The fundamental or essential part of a thing; the essential principle; a groundwork. 3. (Arch.) (a) The lower part of a wall, pier, or column, when treated as a separate feature, usually in projection, or especially ornamented. (b) The lower part of a complete architectural design, as of a monument; also, the lower part of any elaborate piece of furniture or decoration. 4. (Bot.) That extremity of a leaf, fruit, etc., at which it is attached to its support. 5. (Chem.) The positive, or non-acid component of a salt; a substance which, combined with an acid, neutralizes the latter and forms a salt; -- applied also to the hydroxides of the positive elements or radicals, and to certain organic bodies resembling them in their property of forming salts with acids. 6. (Pharmacy) The chief ingredient in a compound. 7. (Dyeing) A substance used as a mordant. --Ure. 8. (Fort.) The exterior side of the polygon, or that imaginary line which connects the salient angles of two adjacent bastions. 9. (Geom.) The line or surface constituting that part of a figure on which it is supposed to stand. 10. (Math.) The number from which a mathematical table is constructed; as, the base of a system of logarithms. 11. [See Base low.] A low, or deep, sound. (Mus.) (a) The lowest part; the deepest male voice. (b) One who sings, or the instrument which plays, base. [Now commonly written bass.] The trebles squeak for fear, the bases roar. --Dryden. 12. (Mil.) A place or tract of country, protected by fortifications, or by natural advantages, from which the operations of an army proceed, forward movements are made, supplies are furnished, etc. 13. (Mil.) The smallest kind of cannon. [Obs.] 14. (Zo["o]l.) That part of an organ by which it is attached to another more central organ. 15. (Crystallog.) The basal plane of a crystal. 16. (Geol.) The ground mass of a rock, especially if not distinctly crystalline. 17. (Her.) The lower part of the field. See Escutcheon. 18. The housing of a horse. [Obs.] 19. pl. A kind of skirt ( often of velvet or brocade, but sometimes of mailed armor) which hung from the middle to about the knees, or lower. [Obs.] 20. The lower part of a robe or petticoat. [Obs.] 21. An apron. [Obs.] "Bakers in their linen bases." --Marston. 22. The point or line from which a start is made; a starting place or a goal in various games. To their appointed base they went. --Dryden. 23. (Surv.) A line in a survey which, being accurately determined in length and position, serves as the origin from which to compute the distances and positions of any points or objects connected with it by a system of triangles. --Lyman. 24. A rustic play; -- called also prisoner's base, prison base, or bars. "To run the country base." --Shak. 25. (Baseball) Any one of the four bounds which mark the circuit of the infield. Altern base. See under Altern. Attic base. (Arch.) See under Attic. Base course. (Arch.) (a) The first or lower course of a foundation wall, made of large stones of a mass of concrete; -- called also foundation course. (b) The architectural member forming the transition between the basement and the wall above. Base hit (Baseball), a hit, by which the batsman, without any error on the part of his opponents, is able to reach the first base without being put out. Base line. (a) A main line taken as a base, as in surveying or in military operations. (b) A line traced round a cannon at the rear of the vent. Base plate, the foundation plate of heavy machinery, as of the steam engine; the bed plate. Base ring (Ordnance), a projecting band of metal around the breech, connected with the body of the gun by a concave molding. --H. L. Scott.Base
Base\ (b[=a]s), v. t. [imp. & p. p. Based (b[=a]sd); p. pr. & vb. n. Basing.] [From Base, n.] To put on a base or basis; to lay the foundation of; to found, as an argument or conclusion; -- used with on or upon. --Bacon.Base
Base\, v. t. [See Base, a., and cf. Abase.]1. To abase; to let, or cast, down; to lower. [Obs.] If any . . . based his pike. --Sir T. North. 2. To reduce the value of; to debase. [Obs.] Metals which we can not base. --Bacon.












