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Carrier - 9 dictionary results

car⋅ri⋅er

[kar-ee-er]
–noun
1. a person or thing that carries.
2. an employee of the post office who carries mail.
3. a person who delivers newspapers, magazines, etc., on a particular route.
4. Transportation.
a. an individual or company, as a railroad or steamship line, engaged in transporting passengers or goods for profit.
b. common carrier.
5. Insurance. a company that acts or functions as an underwriter or insurer.
6. a frame, usually of metal, attached to a vehicle for carrying skis, luggage, etc., as on top of an automobile or station wagon; rack.
7. aircraft carrier.
8. Immunology. an individual harboring specific pathogenic organisms who, though often immune to the agent harbored, may transmit the disease to others.
9. Genetics.
a. an individual possessing an unexpressed, recessive trait.
b. the bearer of a defective gene.
10. Also called carrier wave. Radio. the wave whose amplitude, frequency, or phase is to be varied or modulated to transmit a signal.
11. Machinery. a mechanism by which something is carried or moved.
12. Chemistry. a catalytic agent that brings about a transfer of an element or group of atoms from one compound to another.
13. Also called charge carrier. Physics. any of the mobile electrons or holes in a metal or semiconductor that enable it to conduct electrical charge.
14. Physical Chemistry. a usually inactive substance that acts as a vehicle for an active substance.
15. carrier pigeon.
16. Painting. base 1 (def. 15b).

Origin:
1350–1400; ME; see carry, -er 1

base

1[beys] noun, adjective, verb, based, bas⋅ing.
–noun
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.
a. the distinctively treated portion of a column or pier below the shaft or shafts.
b. the distinctively treated lowermost portion of any construction, as a monument, exterior wall, etc.
5. Botany, Zoology.
a. the part of an organ nearest its point of attachment.
b. the point of attachment.
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.
a. any of the four corners of the diamond, esp. first, second, or third base. Compare home plate.
b. a square canvas sack containing sawdust or some other light material, for marking first, second, or third base.
9. a starting line or point for runners, racing cars, etc.
10. (in hockey and other games) the goal.
11. Military.
a. a fortified or more or less protected area or place from which the operations of an army or an air force proceed.
b. a supply installation for a large military force.
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.
a. the number that serves as a starting point for a logarithmic or other numerical system.
b. a collection of subsets of a topological space having the property that every open set in the given topology can be written as the union of sets of the collection.
c. a collection of neighborhoods of a point such that every neighborhood of the point contains one from the collection.
d. a collection of sets of a given filter such that every set in the filter is contained in some set in the collection.
14. Also called base line. Surveying. See under triangulation (def. 1).
15. Painting.
a. vehicle (def. 10).
b. Also called carrier. inert matter, used in the preparation of lakes, onto which a coloring compound is precipitated.
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.
a. a compound that reacts with an acid to form a salt, as ammonia, calcium hydroxide, or certain nitrogen-containing organic compounds.
b. the hydroxide of a metal or of an electropositive element or group.
c. a group or molecule that takes up or accepts protons.
d. a molecule or ion containing an atom with a free pair of electrons that can be donated to an acid; an electron-pair donor.
e. any of the purine and pyrimidine compounds found in nucleic acids: the purines adenine and guanine and the pyrimidines cytosine, thymine, and uracil.
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 root 1 (def. 11), stem 1 (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.
a. an electrode or terminal on a transistor other than the emitter or collector electrodes or terminals.
b. the part of an incandescent lamp or electron tube that includes the terminals for making electrical connection to a circuit or power supply.
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.
–adjective
26. serving as or forming a base: The walls will need a base coat and two finishing coats.
–verb (used with object)
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.
–verb (used without object)
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,
a. Baseball. not touching a base: The pitcher caught him off base and, after a quick throw, he was put out by the second baseman.
b. Informal. badly mistaken: The police were way off base when they tried to accuse her of the theft.
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.

Origin:
1275–1325; ME (n.) < MF < L basis basis; cf. prisoner's base


1. Base, basis, foundation refer to anything upon which a structure is built and upon which it rests. Base usually refers to a literal supporting structure: the base of a statue. Basis more often refers to a figurative support: the basis of a report. Foundation implies a solid, secure understructure: the foundation of a skyscraper or a rumor.

common carrier

–noun
1. Transportation. (in federal regulatory and other legal usage) a carrier offering its services at published rates to all persons for interstate transportation.
2. a public service or public utility company, as a telephone or telegraph company, engaged in the transmitting of messages for the public.
Also called carrier.


com⋅mon-car⋅ri⋅er, adjective
common carriage, noun
car·ri·er   (kār'ē-ər)   
n.  
  1. One that transports or conveys: baggage carriers; a message carrier.
  2. One, such as a person, business, or organization, that deals in the transport of passengers or goods.
  3. A mechanism or device by which something is conveyed or conducted.
  4. Medicine A person or an animal that shows no symptoms of a disease but harbors the infectious agent of that disease and is capable of transmitting it to others.
  5. Genetics An individual that carries one gene for a particular recessive trait. A carrier does not express the trait but, when mated with another carrier, can produce offspring that do.
  6. Electronics
    1. A carrier wave.
    2. A charge-carrying entity, especially an electron or a hole in a semiconductor.
  7. An aircraft carrier.
  8. An insurance or underwriting organization.
  9. A telecommunications company.

Carrier

Car"ri*er\, n. [From Carry.]

1. One who, or that which, carries or conveys; a messenger.

The air which is but . . . a carrier of the sounds. --Bacon.

2. One who is employed, or makes it his business, to carry goods for others for hire; a porter; a teamster.

The roads are crowded with carriers, laden with rich manufactures. --Swift.

3. (Mach.) That which drives or carries; as: (a) A piece which communicates to an object in a lathe the motion of the face plate; a lathe dog. (b) A spool holder or bobbin holder in a braiding machine. (c) A movable piece in magazine guns which transfers the cartridge to a position from which it can be thrust into the barrel.

Carrier pigeon (Zo["o]l.), a variety of the domestic pigeon used to convey letters from a distant point to to its home.

Carrier shell (Zo["o]l.), a univalve shell of the genus Phorus; -- so called because it fastens bits of stones and broken shells to its own shell, to such an extent as almost to conceal it.

Common carrier (Law.) See under Common, a.

Main Entry: car·ri·er
Function: noun
1 : an individual or entity engaged in transporting passengers or goods for hire by land, water, or air; specifically : COMMON CARRIER
2 : an insurer that assumes the risks of a policy that it issues to a policyholder

Main Entry: car·ri·er
Pronunciation: 'kar-E-&r
Function: noun
1 a : a person, animal, or plant that harbors and disseminates thespecific agent (as a microorganism) causing an infectious disease from which it has recovered or to which it is immune <carrier of typhoid fever> —compare RESERVOIR 2 VECTOR 2 b : an individualpossessing a specified gene and capable of transmitting it to offspring but not of showing its typical expression; especially : one that is heterozygous for a recessive factor
2 : a usually inactive substance used in association with an active substance especially for aiding in the application of the active substance: as a : a support for acatalyst b : a vehicle serving especially as a diluent (as for an insecticide or a drug)
3 : a substance (as a catalyst) by whose agency some element or group istransferred from one compound to another

carrier car·ri·er (kār'ē-ər)
n.

  1. A person or an animal that shows no symptoms of a disease but harbors the infectious agent of that disease and is capable of transmitting it to others.
  2. A compound capable of transferring a hydrogen atom from one compound to another.
  3. A quantity of naturally occurring element added to a minute amount of pure isotope, especially a radioactive one, to facilitate the chemical handling of the isotope.
  4. An individual that carries, but does not express, a gene for a particular recessive trait, yet when mated with another carrier, can produce offspring that do.

carrier   (kār'ē-ər)  Pronunciation Key 
  1. A person, animal, or plant that serves as a host for a pathogen and can transmit it to others, but is immune to it. Mosquitoes are carriers of malaria.
  2. An organism that carries a gene for a trait but does not show the trait itself. Carriers can produce offspring that express the trait by mating with another carrier of the same gene. See more at recessive.

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