What is the Opposite(Antonym) of “convex”?

The Opposite(Antonym) of “convex”

The antonyms of convex are concave and sunken. The antonyms concave and sunken describe a surface that curves inward instead of outward, which is the opposite of convex.

Explore all Antonyms of “convex”

Definitions and Examples of concave, sunken

Learn when and how to use these words with these examples!

Having a surface that curves inward, like the inside of a bowl.

Example

The spoon had a concave shape that made it easy to scoop up soup.

Having a surface that is lower than the surrounding area.

Example

The old ship was sunken deep in the ocean, making it difficult to salvage.

Key Differences: concave vs sunken

  • 1Concave describes a surface that curves inward, like the inside of a bowl.
  • 2Sunken describes a surface that is lower than the surrounding area.

Effective Usage of concave, sunken

  • 1Mathematics: Use convex and concave to describe the shapes of geometric figures.
  • 2Science: Use convex and concave to describe the shapes of lenses and mirrors.
  • 3Geography: Use sunken to describe landforms that are lower than the surrounding area, such as a sunken valley or basin.
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Remember this!

The antonyms of convex are concave and sunken. Concave describes a surface that curves inward, while sunken describes a surface that is lower than the surrounding area. These words can be used in mathematics, science, and geography to describe shapes and landforms.

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