premaxillaryn.adj.

Brit.

/ˌpriːmakˈsɪl(ə)ri/, U.S.

/priˈmæksəˌlɛri/

Origin: Formed within English, by derivation; modelled on a French lexical item. Etymons: pre- prefix, maxillary n.

Etymology: < pre- prefix + maxillary n., after French prémaxillaire (1839 or earlier). Compare earlier intermaxillary n.

Zoology and Anatomy.

A. n.

Either of a pair of bones of the upper jaw situated in front of and between the maxillae (and usually articulating or fused with them). Cf. premaxilla n.

ΘΚΠ

the world > animals > animal body > general parts > constituent materials > [noun] > jawbone

premaxillary1839

premaxilla1850

1839 Lancet 26 Oct. 142/1 This jaw, when complete, is composed of three (four?) portions..: these portions in man are called the internal pterygoid processes, the palatine, the maxillary, and the pre-maxillary or incisive.

1854 R. Owen Struct. Skeleton & Teeth in Orr's Circle Sci.: Org. Nature I. 273 The exposed portions of the premaxillaries and premandibulars.

1909 Science 22 Oct. 573/1 Maxillaries more or less attached to non-protractile premaxillaries.

1935 Q. Rev. Biol. 10 50/2 Broca observes that in man the premaxillaries articulate with the nasal bones.

1992 M. Schaffer-Fehre tr. S. Schaal & W. Ziegler Messel vi. 82 The margin of the upper jaw of the ‘double-finned’ Messel perch is..formed exclusively of the toothed and mobile premaxillaries.

B. adj.

Situated in front of the maxilla; spec. designating or relating to the premaxillaries.

ΘΚΠ

the world > life > the body > structural parts > bone or bones > skull > parts of skull > [adjective] > jawbones > upper

maxillary1626

maxillar1656

intermaxillar1801

maxilliform1850

premaxillary1851

premaxillo-maxillary1860

1851 Abstr. Papers Royal Soc. 1843–50 5 837 The very singular premaxillary bones of the Cœlorhynchus.

1879 Philos. Trans. (Royal Soc.) 168 100 This skull, which is quite adult..has the premaxillary bones so wide in their anterior half that they extend from side to side over the whole of the upper surface of the rostrum.

1935 Q. Rev. Biol. 10 181/2 (heading) Partial persistence of premaxillary suture in the human foetus.

1992 Cambr. Encycl. Human Evol. (1994) vi. iv. 228/1 A set of features in the subnasal area that relates to the way the hard palate joins the premaxillary bone at the base of the nose where the incisors are embedded.

This entry has been updated (OED Third Edition, March 2007; most recently modified version published online March 2022).

单词	premaxillary
释义	premaxillaryn.adj. Brit. /ˌpriːmakˈsɪl(ə)ri/, U.S. /priˈmæksəˌlɛri/ Origin: Formed within English, by derivation; modelled on a French lexical item. Etymons: pre- prefix, maxillary n. Etymology: < pre- prefix + maxillary n., after French prémaxillaire (1839 or earlier). Compare earlier intermaxillary n. Zoology and Anatomy. A. n. Either of a pair of bones of the upper jaw situated in front of and between the maxillae (and usually articulating or fused with them). Cf. premaxilla n. ΘΚΠ the world > animals > animal body > general parts > constituent materials > [noun] > jawbone premaxillary1839 premaxilla1850 1839 Lancet 26 Oct. 142/1 This jaw, when complete, is composed of three (four?) portions..: these portions in man are called the internal pterygoid processes, the palatine, the maxillary, and the pre-maxillary or incisive. 1854 R. Owen Struct. Skeleton & Teeth in Orr's Circle Sci.: Org. Nature I. 273 The exposed portions of the premaxillaries and premandibulars. 1909 Science 22 Oct. 573/1 Maxillaries more or less attached to non-protractile premaxillaries. 1935 Q. Rev. Biol. 10 50/2 Broca observes that in man the premaxillaries articulate with the nasal bones. 1992 M. Schaffer-Fehre tr. S. Schaal & W. Ziegler Messel vi. 82 The margin of the upper jaw of the ‘double-finned’ Messel perch is..formed exclusively of the toothed and mobile premaxillaries. B. adj. Situated in front of the maxilla; spec. designating or relating to the premaxillaries. ΘΚΠ the world > life > the body > structural parts > bone or bones > skull > parts of skull > [adjective] > jawbones > upper maxillary1626 maxillar1656 intermaxillar1801 maxilliform1850 premaxillary1851 premaxillo-maxillary1860 1851 Abstr. Papers Royal Soc. 1843–50 5 837 The very singular premaxillary bones of the Cœlorhynchus. 1879 Philos. Trans. (Royal Soc.) 168 100 This skull, which is quite adult..has the premaxillary bones so wide in their anterior half that they extend from side to side over the whole of the upper surface of the rostrum. 1935 Q. Rev. Biol. 10 181/2 (heading) Partial persistence of premaxillary suture in the human foetus. 1992 Cambr. Encycl. Human Evol. (1994) vi. iv. 228/1 A set of features in the subnasal area that relates to the way the hard palate joins the premaxillary bone at the base of the nose where the incisors are embedded. This entry has been updated (OED Third Edition, March 2007; most recently modified version published online March 2022). < n.adj.1839
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