Word Type

Noun

Adjective

Verb

Adjective

The word "concave" can be used as noun, adjective, verb and adjective.

Word Relationships

Opposites (Antonyms)

convex convex

Coordinate Terms

convex

Derived Terms

biconcave concavation concave envelope concave function concavely concaveness concaver concavification concavify concavity concavoconcave convexoconcave double concave nonconcave planoconcave proconcave pseudoconcave quasiconcave subconcave upper concave envelope

Context

functional analysis geometry manufacturing skateboarding surfing

Related Terms

concavity convex curved empty geocentric harvesting hollow inner intrusive lift mining ptolemaic skateboard sphere surfboard

Similar Terms

acetabular acetabular biconcave boat shaped boat-shaped bowl shaped bowl-shaped bursiform concavo concave concavo convex concavo-concave concavo-convex cotyloid cotyloidal cuplike cuplike cupular cupulate cupulate dish shaped dish-shaped dished intrusive patelliform planoconcave planoconcave pouch shaped pouch-shaped pouchlike recessed recessed saclike saucer shaped saucer-shaped umbilicate umbilicate urn shaped urn-shaped

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.