concavity

• Nom désignant une forme qui se creuse ou s'incurve vers l'intérieur, ou la propriété d'être concave. Peut aussi désigner une cavité ou un renfoncement.

A noun referring to a shape that curves or bends inward, or the property of being concave.

1. Inward-curving shapeC1formal

   A shape or surface that curves inward, like the inside of a bowl or a cave.

   Concavité

   • The concavity of the lens helps focus light.
   • Geologists studied the concavity of the rock formation.
   • The mirror's concavity creates a magnified reflection.

   Synonymescavitydentdepressionhollowindentation

   Antonymesconvexity

2. Property of being concaveC1formal

   The quality or state of having a surface that curves inward.

   concavité

   • The concavity of the spoon's bowl holds the liquid.
   • In mathematics, the concavity of a function indicates its curvature.
   • The concavity of the arch distributes weight evenly.

   Synonymesconcavenesshollowness

   Antonymesbulgeconvexityprominenceprotuberance