cordate
/'kɔ:deit/
Học thuậtThân thiện
Definition
- Adjective:
- Having a heart-shaped outline: Specifically used in botany and biology to describe a shape that resembles the stylized form of a heart, with two rounded lobes at the base and a point at the apex.
Usage
- The term is primarily used in scientific contexts, especially in botany to describe leaf shapes, or in biology/anatomy to describe certain structures.
- It is a formal, descriptive term.
Examples
- Adjective:
- The plant is easily identified by its distinctive, cordate leaves.
- The fossil showed a shell with a cordate outline.
Advanced Usage
- "Cordate base": A specific botanical term describing a leaf where the blade is heart-shaped at the point of attachment to the petiole.
- The species is characterized by leaves with a deeply cordate base.
- "Subcordate": A variant meaning somewhat or slightly heart-shaped.
- The leaflets are subcordate at their base.
Variants and Related Words
- Cordately (adverb): In a cordate manner; with a heart-shaped form.
- The leaf is attached cordately.
- Cordiform (adjective): A synonym meaning heart-shaped, often used interchangeably in scientific descriptions.
Synonyms
- Heart-shaped: The common, non-technical equivalent.
- Cordiform: A more formal synonym with the same meaning.
Antonyms
- Acuminate: Tapering to a long, slender point (a common contrasting leaf shape).
- Oblong: Elongated with nearly parallel sides.
Adjective
- (of a leaf) shaped like a heart