alisma
Definition
Noun 1. A small genus of aquatic or semiaquatic plants: Alisma is the scientific name for a genus of flowering plants in the family Alismataceae. These plants are commonly found in wetlands, marshes, and the shallow edges of ponds or streams.
Usage Examples
- The alisma plant is easily identified by its broad leaves and small, delicate flowers.
- Botanists study alisma to understand the ecology of freshwater habitats.
- Several species of alisma are native to temperate regions across the Northern Hemisphere.
Advanced Usage
- In botanical taxonomy: The term is always capitalized () when used to refer specifically to the genus. It is a standard part of the binomial nomenclature (e.g., ).
- As a common name: When used informally and not capitalized, "alisma" can refer to any plant within this genus, such as the common water-plantain.
Variants and Related Words
- Alismataceae (n): The plant family to which the genus belongs.
- Water-plantain (n): A common name for plants in the genus, particularly .
Synonyms
- Water-plantain (common name)
- Mad-dog weed (a less common, regional name for some species)
Notes on Meaning
- Primary Meaning: The term almost exclusively refers to the specific genus of aquatic plants. It is a specialized term used primarily in botanical and ecological contexts.
- No Figurative Use: This word does not have common idiomatic, phrasal verb, or figurative meanings. Its usage is strictly literal and scientific.
Noun
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small genus of aquatic or semiaquatic plants
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