lyrate
/'laiərit/
Definition
- Adjective:
- (Botany) Having a shape that resembles a lyre: Used specifically to describe leaves or other plant structures that are deeply lobed, with a large, rounded terminal lobe and smaller lateral lobes, suggesting the curved outline of the ancient musical instrument, the lyre.
Usage Examples
- Adjective:
- The plant was identified by its distinctive lyrate leaves.
- Botanists note that the lyrate leaf shape is common in certain species of mustard.
Advanced Usage
- Technical Botanical Description: In precise botanical terminology, "lyrate" describes a pinnatifid leaf (deeply lobed but not separated into leaflets) where the terminal lobe or segment is the largest and rounded, and the lower lobes become progressively smaller toward the leaf base, creating an overall shape reminiscent of a lyre.
- The herbarium specimen was cataloged due to its clearly lyrate foliage.
Variants and Related Words
- Lyrately (adv.): In a lyrate manner or form.
- The leaf was divided lyrately.
- Lyra (n.): The constellation and the namesake musical instrument.
- Lyre (n.): The stringed musical instrument of ancient Greece, whose shape is the basis for this descriptive term.
Synonyms
- Lyre-shaped: Having the form of a lyre.
- Pinnatifid (in a specific, descriptive sense): Deeply cut into lobes but not into separate leaflets.
Antonyms
- Entire: (Of a leaf) Having a smooth, continuous margin without lobes or teeth.
- Simple: (Of a leaf) Not divided into leaflets or major lobes.
Notes
- Field of Use: This is a highly specialized term used almost exclusively in botany and scientific descriptions of plant morphology. It is rarely encountered in everyday language.
- Etymology: The word derives from the Latin , meaning "lyre-shaped," which in turn comes from , meaning "lyre."
Adjective
-
(of a leaf shape) having curvature suggestive of a lyre
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