| underachiever | One who manifests underachievement. (05 Mar 2000) |
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| underbite | A nontechnical term applied to mandibular underdevelopment or to excessive maxillary development. (05 Mar 2000) |
| underbrush | Shrubs, small trees, and the like, in a wood or forest, growing beneath large trees; undergrowth. Source: Websters Dictionary (01 Mar 1998) |
| underclay | <geology> A stratum of clay lying beneath a coal bed, often containing the roots of coal plants, especially the Stigmaria. Source: Websters Dictionary (01 Mar 1998) |
| underclothes | Clothes worn under others, especially those worn next the skin for warmth. Source: Websters Dictionary (01 Mar 1998) |
| undercut | 1. That portion of a tooth that lies between the survey line (height of contour) and the gingivae. 2. The contour of a cross-section of a residual ridge or dental arch which would prevent the insertion of a denture. 3. The contour of a flasking stone which interlocks in such a way as to prevent the separation of the parts. (05 Mar 2000) |
| undercut gauge | A device, used with a surveyor, to precisely locate areas for the placement of the retentive components of clasps when designing removable partial dentures. (05 Mar 2000) |
| underdrive pacing | Electrical stimulation of the heart at a rate lower than that of an existing tachycardia; designed to capture the heart between beats, i.e., to interrupt a reentry pathway in order to terminate the tachycardia. (05 Mar 2000) |
| underfurrow | To cover as under a furrow; to plow in; as, to underfurrow seed or manure. Source: Websters Dictionary (01 Mar 1998) |
| undergo | 1. To go or move below or under. 2. To be subjected to; to bear up against; to pass through; to endure; to suffer; to sustain; as, to undergo toil and fatigue; to undergo pain, grief, or anxiety; to undergothe operation of amputation; food in the stomach undergoes the process of digestion. "Certain to undergo like doom." (Milton) 3. To be the bearer of; to possess. "Their virtues else, be they as pure as grace, As infinite as man may undergo." (Shak) 4. To undertake; to engage in; to hazard. "I have moved already Some certain of the noblest-minded Romans To undergo with me an enterprise." (Shak) 5. To be subject or amenable to; to underlie. "Claudio undergoes my challenge." (Shak) Origin: AS. Undergan. See Under, and Go. Source: Websters Dictionary (01 Mar 1998) |
| undergrove | A grove of shrubs or low trees under taller ones. Source: Websters Dictionary (01 Mar 1998) |
| undergrowth | That which grows under trees; specifically, shrubs or small trees growing among large trees. Source: Websters Dictionary (01 Mar 1998) |
| underlapping | <cell culture> Possible outcome of collision between two cells in culture, particularly head side collision: one cell crawls underneath the other, retaining contact with the substratum and obtaining traction from contact with the rigid substratum (unlike overlapping, where traction must be gained on the dorsal surface of the other cell). (18 Nov 1997) |
| underlay | <chemical> To incline from the vertical; to hade; said of a vein, fault, or lode. 1. <chemical> The inclination of a vein, fault, or lode from the vertical; a hade; called also underlie. 2. A thickness of paper, pasteboard, or the like, placed under a cut, or stereotype plate, or under type, in the from, to bring it, or any part of it, to the proper height; also, something placed back of a part of the tympan, so as to secure the right impression. Source: Websters Dictionary (01 Mar 1998) |
| underlayer | 1. One who, or that which, underlays or is underlaid; a lower layer. 2. <chemical> A perpendicular shaft sunk to cut the lode at any required depth. Source: Websters Dictionary (01 Mar 1998) |
| underarm |
with the hand swung below shoulder level; "throwing a ball underarm" underhand: with hand brought forward and up from below shoulder level; "an underhand pitch"; "an underhand stroke"
출처: wordnet.princeton.edu/perl/webwn
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| underdeveloped |
developing: relating to societies in which capital needed to industrialize is in short supply not yet fully developed (of a photograph) lacking in contrast because it was left in the developer for less than the required time
출처: wordnet.princeton.edu/perl/webwn
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| undersexed |
having a subnormal degree of sexual desire
출처: wordnet.princeton.edu/perl/webwn
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| undershoot |
fall short of (the runway) in a landing; "The plane undershot the runway" shoot short of or below (a target)
출처: wordnet.princeton.edu/perl/webwn
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| undescended testicle |
undescended testis: a testis that fails to move into the scrotum as the male fetus develops; "undescended testicles have an increased risk for cancer"
출처: wordnet.princeton.edu/perl/webwn
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| unde | not decorated with something to increase its beauty or distinction |
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| unde | an acid that is a component of perspiration |
| unde | not dedicated |
| unde | victorious |
| unde | not defended or capable of being defended |
| unde | not defended or capable of being defended |
| unde | not showing courteous respect |
| unde | (of language) not having its purity or excellence debased |
| unde | free from stain or blemish |
| unde | not capable of being precisely or readily described |
| unde | not precisely limited, determined, or distinguished |
| unde | not represented accurately or precisely |