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concave - 9 dictionary results
con⋅cave
[adj., v. kon-keyv, kon-keyv; n. kon-keyv] 
keɪv
adjective, noun, verb, -caved, -cav⋅ing.–adjective
| 1. | curved like a segment of the interior of a circle or hollow sphere; hollow and curved. Compare convex (def. 1). |
| 2. | Geometry. (of a polygon) having at least one interior angle greater than 180°. |
| 3. | Obsolete. hollow. |
–noun
| 4. | a concave surface, part, line, or thing. |
| 5. | Machinery. a concave piece, as one against which a drum rotates. |
–verb (used with object)
| 6. | to make concave. |
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Based on the Random House Dictionary, © Random House, Inc. 2009.
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Link To concave
con·cave (kŏn-kāv', kŏn'kāv')  (click for larger image in new window) adj. Curved like the inner surface of a sphere. n. A concave surface, structure, or line. tr.v. con·caved, con·cav·ing, con·caves To make concave. [Middle English, from Latin concavus : com-, intensive pref.; see com- + cavus, hollow; see keuə- in Indo-European roots.] con·cave'ly adv., con·cave'ness n. |
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Concave
Con"cave\ (k[o^][ng]*k[=a]*v" or k[o^]n"-; 277), a. [L. concavus; con- + cavus hollow: cf. F. concave. See Cave a hollow.]1. Hollow and curved or rounded; vaulted; -- said of the interior of a curved surface or line, as of the curve of the of the inner surface of an eggshell, in opposition to convex; as, a concave mirror; the concave arch of the sky. 2. Hollow; void of contents. [R.] As concave . . . as a worm-eaten nut. --Shak.Concave
Con"cave\, n. [L. concavum.]1. A hollow; an arched vault; a cavity; a recess. Up to the fiery concave towering hight. --Milton. 2. (Mech.) A curved sheath or breasting for a revolving cylinder or roll.
Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
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Language Translation for : concave
Spanish:
cóncavo,
German:
konkav,
Japanese:
凹形の
concave
Online Etymology Dictionary, © 2001 Douglas Harper
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Main Entry: con·cave
Pronunciation: kän-'kAv, 'kän-"
Function: adjective
: hollowed or rounded inward like the inside of a bowl
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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concave con·cave (kŏn-kāv', kŏn'kāv')
adj.
Curved like the inner surface of a sphere. n.
A concave surface, structure, or line.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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| concave (kŏn'kāv') Pronunciation Key
Curved inward, like the inside of a circle or sphere. |
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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