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Definition of concavity
concavity
/kɒnˈkæv.ɪ.ti/
con · cav · i · ty
Adverb:concavely
•Plural:concavities
•Adjective:concave
concavity Lexical Profile
CEFR
C1
Grade
11
Tier
2
Usage
Rare
Syllables
4
concavity Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
A hollowed-out or inward-curving surface, recess, or depression.
Example
"Rainwater pooled inside the shallow concavity worn into the limestone boulder."
2
The state or quality of curving inward, or in calculus, the rate and direction in which the derivative of a function changes along a curve.
Example
"The students used the second derivative test to determine the concavity of the function at each interval."
Synonyms
View all synonyms for concavity Antonyms
View all antonyms for concavity• Rhymes for concavity
Word Origin & Etymology
Borrowed in the late 14th century from Old French concavite or directly from Late Latin concavitas, derived from Latin concavus meaning 'hollow' or 'arched' (from com- 'thoroughly' + cavus 'hollow').
Cite this Entry
Wordmom. (2026). Definition of Concavity. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/concavity