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Definition of hydrilla
hydrilla
/haɪˈdrɪl.ə/
hy · dril · la
Plural:hydrillas
hydrilla Lexical Profile
CEFR
C1
Grade
10
Tier
3
Usage
Rare
hydrilla Game Scores & Validity
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WWF
Wordle Guess
• noun
1
A rapidly growing, submerged aquatic plant (Hydrilla verticillata) native to Asia, Africa, and Australia, widely recognized as an aggressive invasive species in freshwater lakes, ponds, and rivers across North America and Europe.
Example
"The local environmental agency deployed mechanical harvesters to clear the dense mats of hydrilla that were choking the lake and suffocating native wildlife."
Synonyms
View all synonyms for hydrilla• Rhymes for hydrilla
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Word Origin & Etymology
From Modern Latin Hydrilla (1848), coined as a diminutive of Latin Hydra (water serpent), ultimately from Greek hudōr (water), referencing its aquatic habitat and rapid, aggressively creeping growth.
Cite this Entry
Wordmom. (2026). Definition of Hydrilla. In Wordmom Dictionary. Retrieved Oct 13, 2026, from https://wordmom.com/dictionary/hydrilla