Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun concavity

2 senses of concavity

Sense 1
concave shape, concavity, incurvation, incurvature -- (a shape that curves or bends inward)
       => solid -- (a three-dimensional shape)

Sense 2
concavity, concaveness -- (the property possessed by a concave shape)
       => shape, form, configuration, contour, conformation -- (any spatial attributes (especially as defined by outline); "he could barely make out their shapes")