Maxilla
Maxilla Max*il"la, n.; pl. {Maxill[ae]}. [L., dim. of mala jaw, jawbone.] 1. (Anat.) (a) The bone of either the upper or the under jaw. (b) The bone, or principal bone, of the upper jaw, the bone of the lower jaw being the mandible. [Now commonly used in this restricted sense.] [1913 Webster]

2. (Zo["o]l.) One of the lower or outer jaws of arthropods. [1913 Webster]

Note: There are usually two pairs in Crustacea and one pair in insects. In certain insects they are not used as jaws, but may form suctorial organs. See Illust. under {Lepidoptera}, and {Diptera}. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • maxilla — jaw, jawbone, 1670s, from L. maxilla upper jaw, dim. of mala jaw, cheekbone. Maxilla stands to mala as axilla, armpit, stands to ala wing [Klein]. Related: Maxillar; maxilliform …   Etymology dictionary

  • maxilla — f. anat. Hueso par que limita la boca en su parte superior y forma parte de las cavidades orbitales y de las fosas nasales. En la zona superior se encuentran los senos maxilares y en el borde inferior se insertan los dientes. También se denomina… …   Diccionario médico

  • Maxilla — (lat.), Kinnlade. M. inferior, Unterkiefer; M. superior, Oberkiefer. Daher Maxillar..., auf den Ober od. Unterkiefer sich beziehend; so Maxillararterien, s.u. Kopfarterien A) b). Maxillarnerven, s. Gehirnnerven E) b) u. c). Maxillarvenen, Venen… …   Pierer's Universal-Lexikon

  • Maxilla — (lat., Maxille, Kiefer), bei den Wirbeltieren der Oberkiefer, bei den Gliedertieren der Unter oder Mittelkiefer …   Meyers Großes Konversations-Lexikon

  • Maxilla — (lat.), Kinnlade, Kiefer; maxillār, auf den Ober oder Unterkiefer sich beziehend …   Kleines Konversations-Lexikon

  • Maxilla — Maxilla, lat., die Kinnlade; maxillar, die Kinnlade betreffend …   Herders Conversations-Lexikon

  • maxilla — ► NOUN (pl. maxillae) 1) Anatomy the bone of the upper jaw. 2) Zoology (in arthropods) each of a pair of chewing mouthparts. DERIVATIVES maxillary adjective. ORIGIN Latin, jaw …   English terms dictionary

  • maxilla — [mak sil′ə] n. pl. maxillae [maks il′ē] [L, dim., akin to mala, a jaw] 1. in vertebrates, the upper jaw, or a major bone or cartilage of the upper jaw: see SKULL 2. in most arthropods, as insects or crabs, one of the first or second pair of… …   English World dictionary

  • Maxilla — This article is about the human maxilla. For arthropod maxillae, see Maxilla (arthropod). For insect maxillae in particular, see Maxilla (Hexapoda). Bone: Maxilla Side view. Maxilla visible at bottom left, in green …   Wikipedia

  • maxilla — Appendage next behind maxillule serving functions in feeding and respiration. (Syn. second maxilla) [Moore and McCormick, 1969]. One of a pair of two sets gnathal appendages situated immediately posteroventral to mandibles [Hobbs and Jass, 1988] …   Crustacea glossary

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