convex shape
Definition
- Noun:
- A shape that curves or bulges outward: A "convex shape" is a geometric form where, for any two points within the shape, the straight line segment connecting them lies entirely inside the shape. Its surface curves outward, like the exterior of a sphere or a dome.
Usage Examples
- Noun:
- The lens had a smooth convex shape. (The lens had a form that bulged outward.)
- In geometry, a circle is a classic example of a convex shape. (In geometry, a circle is a classic example of a form that curves outward.)
- The mirror's convex shape provided a wide field of view. (The mirror's outward-bulging form provided a wide field of view.)
Advanced Usage
- "Strictly convex shape": A shape that is convex and where no part of its boundary is a straight line segment.
- An ellipse is a strictly convex shape. (An ellipse is a form that curves outward with no flat sides.)
Variants and Related Words
- Convex (adj): Having a surface or outline that curves outward.
- The convex surface of the magnifying glass. (The outward-curving surface of the magnifying glass.)
- Convexity (n): The state or quality of being convex.
- The convexity of the lens is carefully calculated. (The outward-curving quality of the lens is carefully calculated.)
Synonyms
- Bulge: A rounded swelling that distorts a flat surface.
- Protuberance: A thing that protrudes from something else.
- Outward curve: A curve that bends away from the center.
Antonyms
- Concave shape: A shape that curves or bends inward.
- A bowl has a concave shape. (A bowl has a form that curves inward.)
Noun
-
a shape that curves or bulges outward
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