concavity

con·cav·i·ty

C0542400 (kŏn-kăv′ĭ-tē)n. pl. con·cav·i·ties 1. The state of being curved like the inner surface of a sphere.2. A surface or structure configured in such a curve.

concavity

(kɒnˈkævɪtɪ) n, pl -ties1. the state or quality of being concave2. a concave surface or thing; cavity

con•cav•i•ty

(kɒnˈkæv ɪ ti)

n., pl. -ties. 1. the state or quality of being concave. 2. a concave surface or thing; cavity. [1350–1400; < Late Latin]

Thesaurus

Noun	1.	concavity - a shape that curves or bends inwardconcave shape, incurvation, incurvaturesolid - a three-dimensional shapedome - a concave shape whose distinguishing characteristic is that the concavity faces downwardfossa, pit - a concavity in a surface (especially an anatomical depression)niche, recess, recession, corner - a small concavitybowl, trough - a concave shape with an open topscoop, pocket - a hollow concave shape made by removing somethingimprint, impression, depression - a concavity in a surface produced by pressing; "he left the impression of his fingers in the soft mud"cup - any cup-shaped concavity; "bees filled the waxen cups with honey"; "he wore a jock strap with a metal cup"; "the cup of her bra"indentation, indenture - a concave cut into a surface or edge (as in a coastline)
	2.	concavity - the property possessed by a concave shapeconcavenessshape, configuration, conformation, contour, form - any spatial attributes (especially as defined by outline); "he could barely make out their shapes"hollowness - the property of having a sunken area

concavity

nounAn area sunk below its surroundings:basin, depression, dip, hollow, pit, sag, sink, sinkhole.

Translations

凹面

concave

(konˈkeiv) adjective (of an object or surface) curved inwards. Spoons are concave. 凹的 凹的conˈcavity (-ˈkӕ-) noun 凹面，凹處 凹面