Concave Shape (Noun)
Meaning
A shape that curves or bends inward.
Classification
Nouns denoting two and three dimensional shapes.
Examples
- The satellite dish has a concave shape to collect and focus incoming signals.
- The concave shape of the lens allows it to converge light rays and form an image.
- The ancient Greeks used concave shapes in their architecture to create domed ceilings.
- The bowl of the spoon has a concave shape to hold liquids and solids.
- The telescope's mirror has a concave shape to collect and focus light from distant stars.