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labrumenUK
la·brum L0005300 (lā′brəm)n. pl. la·bra (-brə) 1. A lip or liplike structure, such as the one forming the roof of the mouth in insects.2. The outer margin of the opening of a gastropod shell.
[Latin, lip; see leb- in Indo-European roots.]labrum (ˈleɪbrəm; ˈlæb-) n, pl -bra (-brə) 1. (Zoology) a lip or liplike part, such as the cuticular plate forming the upper lip of insects2. (Anatomy) a lip or liplike part, such as the cuticular plate forming the upper lip of insects[C19: New Latin, from Latin]la•brum (ˈleɪ brəm, ˈlæb rəm)
n., pl. la•bra (ˈleɪ brə, ˈlæb rə) 1. a lip or liplike part. 2. a. the upper or foremost unpaired mouthpart of an insect or other arthropod. b. the outer margin of the aperture of a shell of a gastropod. [1810–20; < Latin: lip; akin to labium] TranslationslabrumenUK
labrum[′lā·brəm] (invertebrate zoology) The upper lip of certain arthropods, lying in front of or above the mandibles. The outer edge of a gastropod shell. labrumenUK
labrum [la´brum] (L.) a rim or lip.la·brum, pl. la·bra (lā'brŭm, lā'bră), [TA] 1. A lip. 2. A lip-shaped structure. 3. A fibrocartilaginous lip around the margin of the concave portion of some joints. Synonym(s): articular labrum, articular lip, labrum articulare [L.] labrum (lā′brəm)n. pl. la·bra (-brə) A lip or liplike structure, such as the one forming the roof of the mouth in insects.la·brum, pl. labra (lā'brŭm, -bră) [TA] 1. A lip. 2. A lip-shaped structure. [L.]labrum a cuticular plate at the front of the insect head, forming an upper lip. The labrum lies immediately below the clypeus, with which it is hinged, and in front of the MANDIBLES. See Fig. 197 .la·brum, pl. labra (lā'brŭm, -bră) [TA] 1. A lip. 2. A lip-shaped structure. 3. A fibrocartilaginous lip around the margin of the concave portion of some joints.
Synonym(s): articular lip. [L.] |