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Definition of Labrum
1. n. A lip or edge, as of a basin.
Definition of Labrum
1. Noun. The uppermost of the mouthparts (trophi) of a typical insect, such as a cockroach. Typically resembles an upper lip and forms part of the roof of the mouth in such insects. ¹
2. Noun. (anatomy) Any of several lip-like projections. ¹
3. Noun. A large basin of warm water, with an overhanging lip, in a Roman bath. ¹
¹ Source: wiktionary.com
Definition of Labrum
1. a lip or liplike structure [n -BRA or -BRUMS]
Medical Definition of Labrum
1.
1. A lip or edge, as of a basin.
2.
Lexicographical Neighbors of Labrum
Literary usage of Labrum
Below you will find example usage of this term as found in modern and/or classical literature:
1. An Introduction to Entomology by John Henry Comstock (1920)
"45, Ci) and the second clypeus being that next the labrum (Fig. ... The labrum.—The
labrum is the movable flap which constitutes the upper lip of the mouth ..."
2. Psyche: A Journal of Entomology by Cambridge Entomological Club (1890)
"For convenience, therefore, we will call this soft, non-chitinous, whitish highly
sensitive fold projecting beyond the labrum the ..."
3. Catalogue of Hymenopterous Insects in the Collection of the British Museum by Frederick Smith (1853)
"labrum of Perdita. Mandible of Perdita. Wing of Perdita. Tongue of Calliopsis.
Maxilla of Calliopsis. Antenna of Calliopsis. labrum of Calliopsis. ..."
4. Anatomy, Descriptive and Applied by Henry Gray (1913)
"It is continuous above with the tendon of the long head of the Biceps brachii,
which gives off two fasciculi to blend with the fibrous tissue of the labrum. ..."
5. Guide to the Study of Insects and a Treatise on Those Injurious and by Alpheus Spring Packard (1876)
"The females are found at the entrance of holes which they excavate in the ground.
(Leconte.) In Ci'brio the labrum is separated by suture from the front, ..."
6. The American Entomologist edited by Benjamin Dann Walsh, Charles V Riley, George Vasey (1880)
"But these two genera have the labrum [Fig. ISO] of the first form very different
from that of Phyllocnistis. Fig. 129 represents the labrum of ..."
7. A Monograph on the Sub-class Cirripedia: With Figures of All the Species by Charles Darwin (1854)
"The labrum is a very singular part of the mouth from its vast size and outline :
in fig. 8, we have a front view of the mouth, of which the whole upper ..."
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