Concave

/ˈkɒn.keɪv/

Meaning & Definition

noun

A surface or shape that is curved inward.

The artist chose a concave structure for her sculpture to create a sense of depth.

adjective

Having an outline or surface that curves inward.

The bowl has a concave shape that holds the ingredients perfectly.

Referring to a mirror or lens that is curved inward.

The concave mirror magnified the reflection, making it easier to see.

In geometry, a shape that has at least one interior angle greater than 180 degrees.

The concave polygon requires a specific method for calculating its area.

From Latin 'concavus', meaning 'hollowed out'.

concave mirror

A mirror that is curved inward and can focus light.

concave lens

A lens that is thinner in the middle than at the edges, often used in glasses.

convex

Curved or bulging outward.

indent

To move or press something inward or create a recess.

Used informally to describe a depressed area or feature.

That part of the car's body is totally concave.