oval
/'ouvəl/
Học thuậtThân thiện
Definition
Adjective:
- Having the shape of an egg; elliptical: Describes something that is rounded like an egg, longer than it is wide, with a smooth, curved outline.
Noun:
- A closed, elongated, rounded shape resembling an egg or an ellipse: A plane figure or outline.
- Ellipse (technical): In geometry, a closed curve on a plane surrounding two focal points, where the sum of the distances from any point on the curve to the two foci is constant.
Usage Examples
- Adjective:
- She has a beautiful oval face.
- The mirror was in an oval frame.
- Noun:
- He drew a perfect oval on the paper.
- The racetrack is shaped like an oval.
Advanced Usage
- "The Oval" (Proper Noun): A specific, well-known place, such as a cricket ground. This is a capitalized proper noun referring to a specific location (e.g., The Oval in London).
- The final test match will be held at The Oval.
Variants and Related Words
- Oval-shaped (adj): Having the form of an oval.
- The garden contained an oval-shaped pond.
- Ovality (n): The degree to which something is oval; the quality of being oval (a technical term, less common).
- Ellipse (n): The precise geometric term for an oval shape.
- Elliptical (adj): Having the shape of an ellipse; oval. Can also mean obscure or ambiguous in language.
Synonyms
- Elliptical: Shaped like an ellipse.
- Egg-shaped: Having the form of an egg.
- Ellipsoidal: Having the three-dimensional form of an ellipse.
Antonyms
- Angular: Having sharp angles or corners.
- Square: Having four equal sides and four right angles.
- Rectangular: Shaped like a rectangle.
Related Idioms and Phrases
- (To be) built like an oval: This is not a standard idiom. A more common idiom for a rounded shape is "built like a barrel" (for a stout, cylindrical body). The shape "oval" is typically used descriptively rather than idiomatically.
Adjective
- rounded like an egg
Noun
- a closed plane curve resulting from the intersection of a circular cone and a plane cutting completely through it
- the sums of the distances from the foci to any point on an ellipse is constant