Library / English Dictionary

    CONCAVE SHAPE

    Pronunciation (US): Play  (GB): Play

     I. (noun) 

    Sense 1

    Meaning:

    A shape that curves or bends inwardplay

    Synonyms:

    concave shape; concavity; incurvation; incurvature

    Classified under:

    Nouns denoting two and three dimensional shapes

    Hypernyms ("concave shape" is a kind of...):

    solid (a three-dimensional shape)

    Hyponyms (each of the following is a kind of "concave shape"):

    dome (a concave shape whose distinguishing characteristic is that the concavity faces downward)

    fossa; pit (a concavity in a surface (especially an anatomical depression))

    corner; niche; recess; recession (a small concavity)

    bowl; trough (a concave shape with an open top)

    pocket; scoop (a hollow concave shape made by removing something)

    depression; impression; imprint (a concavity in a surface produced by pressing)

    cup (any cup-shaped concavity)

    indentation; indenture (a concave cut into a surface or edge (as in a coastline))

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