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单词 cameration
释义

camerationn.

Brit. /ˌkaməˈreɪʃn/, U.S. /ˌkæməˈreɪʃən/
Origin: Of multiple origins. Partly a borrowing from Latin. Partly a borrowing from Latin, combined with an English element. Etymons: Latin cameration- , cameratio ; Latin camera , -ation suffix.
Etymology: Partly < post-classical Latin cameration-, cameratio vaulting (4th cent.; < camerat- , past participial stem of camerare , variant of classical Latin camarāre camerate v. + -iō -ion suffix1), and partly < classical Latin camera camera n. + -ation suffix.With sense 1b compare Hellenistic Greek καμάρωμα arch, vault (Galen), καμάρωσις arched fracture.
1.
a. Architecture. Vaulting, arching; an example of this. Obsolete.
ΘΚΠ
society > leisure > the arts > visual arts > architecture > arch > [noun] > vaulting
voisoura1400
vousing1412
embowing1430
cope1484
vaulting1513
embow1548
embowment1626
concameration1644
cameration1664
vaulture1692
coving1703
1664 J. Evelyn Acct. Archit. in tr. R. Fréart Parallel Antient Archit. 131 But if Vaults are made, two Arches intersect, which is the strongest manner of Cameration.
1721 in N. Bailey Universal Etymol. Eng. Dict. Cameration, Vaulting or Arching.
1755 S. Johnson Dict. Eng. Lang. Cameration, a vaulting or arching.
b. Medicine. The formation of a skull fracture in which the bones or bone fragments appear to form an arch. Cf. camerated adj. 2. Obsolete. rare.Apparently only attested in dictionaries or glossaries.
ΚΠ
1678 J. Browne Compl. Disc. Wounds xxvi. 145 And these are the differences of Fractures which are of the Head, some of which are accounted simple Fractures, as these three, Contusio, Rima, Sedes; others more compound, as these 3, Depressio, Cameratio, Excisio.]
1719 Glossographia Anglicana Nova (ed. 2) Cameration, in Surgery, is when a Bone in the Scull by a Blow is left suspended like an Arch.
1881 New Sydenham Soc. Lexicon Cameration, synonymous with camarosis.
2. Zoology and Palaeontology. The state of a shell or other structure of being divided into chambers or partitioned.
ΘΚΠ
the world > life > biology > physical aspects or shapes > specific areas or structures > [noun] > separation or partition
mediastinum?a1425
mediastine?c1425
septum1543
paries1694
interseptum1753
cameration1863
abstriction1877
abjunction1887
macroseptum1904
the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Mollusca > [noun] > Testacea (shelled molluscs) > shelled mollusc > shell > division into chambers
cameration1863
1863 Proc. Acad. Nat. Sci. Philadelphia 1862 408 On a similar cameration of the septum of the ventral valve of some Cyrtiæ the genus Cyrtina has been founded.
1877 T. H. Huxley Man. Anat. Invertebrated Animals xii. 658 The cameration of the skeleton.
1924 C. O. Dunbar in M. R. Thorpe Org. Adaptation to Environment vi. 198 After starting their growth with the cameration posterior to the body,..these cephalopods later begin to form incomplete ‘saddle-like’ septa.
2004 Rev. Palaeobot. & Palynol. 130 281/2 There is a distinct gap between the proximal and distal faces of the pseudozona suggesting that at least some cameration was primary.
This entry has been updated (OED Third Edition, November 2010; most recently modified version published online December 2021).
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n.1664
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