concave (B1)

adjective

Pronunciation: /ˈkɒnkeɪv/

Definition

Curving inward, like the inside of a bowl or a sphere.

Examples

• The satellite dish had a concave shape to focus signals.

• He noticed the concave mirror made his reflection appear smaller.

• The artist sculpted a large, concave form from polished metal.

How to Use concave

concave down (collocation)

Describes a shape that curves downward. — "The road dipped with a concave down slope."

concave up (collocation)

Describes a shape that curves upward. — "The valley floor was concave up, holding water."

Synonyms of concave

Words with a similar meaning to concave:

• curved
• indented
• dished
• caved in

Antonyms of concave

Words with the opposite meaning to concave:

• convex
• straight

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