[ad. L. concamerātiōn-em vaulting, vault, n. of action f. concamerāre: see above. Mod.F. concamération.]

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  1.  Vaulting, vaulted roof or ceiling.

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1644.  Digby, Nat. Bodies, iv. (1658), 37. The concameration of an oven.

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1774.  Warton, Hist. Eng. Poetry (1840), II. 99, note. The ceiling … or concameration called cœlum, being of wood beautifully painted.

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  2.  The vault or sphere of the heavens; one of the celestial ‘spheres’ of older astronomy.

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1635.  N. Carpenter, Geog. Del., I. iv. 78. How many distinct and strange concamerations of Orbes and circles are placed … betwixt the Moone and the first Moueable?

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1653.  R. Mason, Lett. to Author, in Bulwer’s Anthropomet. In the Heavens or Celestiall concamerations.

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1665.  Glanvill, Sceps. Sci., xx. 128. Those impossible Concamerations, Intersections, Involutions, and feigned Rotations of solid Orbs.

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1794.  Mrs. Piozzi, Synon., II. 387. The grand concameration or firmament forming a visible arch.

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  3.  Physics. The curve of a sound-wave, which as it widens out, circumscribes the wave that succeeds it.

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1882.  in Syd. Soc. Lex.

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  4.  Surg. = CAMERATION b.

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1882.  Syd. Soc. Lex., Concameration … also a synonym of Camarosis.

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  5.  Division into chambers or cells; a chambered formation, a connected series of chambers, e.g., the system of ventricles of the brain (cavitas concamerata).

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1668.  Culpepper & Cole, trans. Barthol. Anat., III. vi. 140. The Plexus Choroides … making the Concameration of the Ventricles.

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1668.  M. Casaubon, Treat. Spirits (1772), 281. Such a rock as Wooky rock in Summersetshire is, consisting of many concamerations.

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1695.  Phil. Trans., XIX. 35. Within the Concameration of the Brain.

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  b.  Bot. ‘A term for the division of fruits into segments’ (Syd. Soc. Lex.).

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  6.  One of the chambers or cells of a series: esp. said of chambered shells.

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1634.  Sir T. Herbert, Trav. (1677), 164 (T.). The insides of these hot-houses are divided into many cells and concamerations.

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1658.  Rowland, Moufet’s Theat. Ins., 922. Within [the wasps’ nest] are six square cells … but the middle concamerations the multitude of Wasps had filled.

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1835.  Kirby, Hab. & Inst. Anim., I. x. 311. The whole body [of the Nautilus] appears to reside in the last and largest concameration of the shell.

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