Concave Meaning
/ˈkɒn.keɪv/Definition, CEFR level B2, pronunciation, examples, and quiz.
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Definition
adjCurved like the inner surface of a sphere or bowl.
adjNot convex; having at least one internal angle greater than 180 degrees.
Sentence Examples
The moon's orbit is always concave toward the sun.
In the past, a woman was only attractive if her corset created a concave curve.
CEFR Practice Quiz
The mirror's ____ surface made the reflection appear smaller.
CEFR Practice Quiz (Alternate)
A ____ lens is thicker at the edges than in the middle ton.
Word Origin & History
From Middle English concave, from Old French concave, from Latin concavus.
Literary Quotations & Historical Citations
"as concave […] as a worm-eaten nut"
— c. 1598–1600 (date written), William Shakespeare, “As You Like It”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, →OCLC, [Act III, scene iv]:
Explore More B2 Vocabulary Words
CEFR Practice Quiz
The mirror's ____ surface made the reflection appear smaller.
CEFR Practice Quiz (Alternate)
A ____ lens is thicker at the edges than in the middle ton.