phytophthora
Definition
Noun: A genus of destructive parasitic oomycetes (water molds) that cause plant diseases, most notably various forms of rot (like brown rot), blight, and damping-off. These pathogens are fungus-like organisms that infect a wide range of plants.
Usage
The word "phytophthora" is used as a singular noun to refer to the genus as a whole or to a specific species within it. It is a technical term primarily used in botany, plant pathology, agriculture, and gardening contexts.
Examples
- The potato crop was devastated by , the cause of late blight.
- Gardeners need to manage soil moisture to prevent root rot.
- Research is ongoing to find plants resistant to various species.
Advanced Usage
- The genus name is often italicized in scientific writing.
- In formal taxonomic contexts, the abbreviation "P." may be used before a species name (e.g., ).
Variants and Related Words
- Phytophthoric (adj): Relating to or caused by phytophthora. (e.g., phytophthoric decay)
- Phytophthorosis (n): A disease condition caused by phytophthora.
Synonyms
- Water mold (This is a broader, less specific term for the group of organisms to which phytophthora belongs.)
- Oomycete pathogen (A more technical synonym describing its biological classification.)
Notes on Different Meanings
"Phytophthora" refers specifically to this genus of plant pathogens. It does not have common idiomatic or figurative meanings outside of scientific discourse.
Noun
-
destructive parasitic fungi causing brown rot in plants
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