Word Study
cavity
CIDE DICTIONARY
cavity, n. [L. cavus hollow: cf. F. cavité.].
- Hollowness. [1913 Webster]"The cavity or hollowness of the place." [1913 Webster]
- A hollow place; a hollow; as, the abdominal cavity. [1913 Webster]"An instrument with a small cavity, like a small spoon" [1913 Webster]"Abnormal spaces or excavations are frequently formed in the lungs, which are designated cavities or vomicæ." [1913 Webster]
OXFORD DICTIONARY
cavity, n. (pl. -ies)
1 a hollow within a solid body.
2 a decayed part of a tooth.
1 a hollow within a solid body.
2 a decayed part of a tooth.
Idiom
cavity wall a wall formed from two skins of brick or blockwork with a space between.
Etymology
F cavit{eacute} or LL cavitas f. L cavus hollow
THESAURUS
cavity
abysm, abyss, alveolation, alveolus, antrum, aperture, armpit, arroyo, basin, booth, bowl, box, box canyon, breach, break, broaching, canyon, cell, cellule, chamber, chap, chasm, check, chimney, chink, clearing, cleft, cleuch, clough, col, compartment, concave, concavity, coulee, couloir, crack, cranny, crater, crevasse, crevice, crib, crypt, cup, cut, cwm, deep, defile, dell, depression, depth, dike, dip, disclosure, ditch, donga, draw, enclosed space, excavation, fault, fenestra, fissure, fistula, flaw, flume, fold, follicle, fontanel, foramen, fracture, funnel chest, furrow, gap, gape, gash, gat, gorge, groove, gulch, gulf, gully, hiatus, hold, hole, hollow, hollow shell, incision, inlet, interval, joint, kloof, lacuna, laying open, leak, manger, moat, notch, nullah, opening, opening up, orifice, outlet, pass, passage, passageway, pew, pit, pocket, pore, punch bowl, ravine, rent, rift, rime, rupture, scissure, scoop, seam, shaft, shell, sink, sinus, slit, slot, socket, space, split, stall, stoma, throwing open, trench, trough, uncorking, unstopping, vacuity, valley, vault, void, vug, wadi, well, yawn, yawning abyssROGET THESAURUS
cavity
Concavity
N concavity, depression, dip, hollow, hollowness, indentation, intaglio, cavity, dent, dint, dimple, follicle, pit, sinus, alveolus, lacuna, excavation, strip mine, trough, honeycomb, cup, basin, crater, punch bowl, cell, socket, valley, vale, dale, dell, dingle, combe, bottom, slade, strath, glade, grove, glen, cave, cavern, cove, grot, grotto, alcove, cul-de- sac, gully, arch, bay, excavator, sapper, miner, honeycomb (sponge), depressed, alveolate, calathiform, cup-shaped, dishing, favaginous, faveolate, favose, scyphiform, scyphose, concave, hollow, stove in, retiring, retreating, cavernous, porous, infundibul, infundibular, infundibuliform, funnel shaped, bell shaped, campaniform, capsular, vaulted, arched.For further exploring for "cavity" in Webster Dictionary Online