[じょうがくこつ, jougakukotsu] (n) maxilla; upper jawbone [Add to Longdo]
Result from Foreign Dictionaries (2 entries found)
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Maxilla \Max*il"la\, n.; pl. {Maxillae}. [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. (Zool.) 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] Maxillar
From WordNet (r) 3.0 (2006) [wn]:
maxilla
n 1: the jaw in vertebrates that is fused to the cranium [syn:
{upper jaw}, {upper jawbone}, {maxilla}, {maxillary}]
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