hy·dril·la (h -dr l  )n. A submersed Old World Plant (Hydrilla verticillata) having whorled, lance-shaped leaves and unisexual, solitary, axillary flowers. [New Latin, genus name, diminutive of Latin hydra, hydra; see hydra.] |
hydrilla [haɪˈdrɪlə]
n
(Life Sciences & Allied Applications / Plants) any aquatic plant of the Eurasian genus Hydrilla, growing underwater and forming large masses: used as an oxygenator in aquaria and pools. It was introduced in the S US where it has become a serious problem, choking fish and hindering navigation
[New Latin, probably from hydra]
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. | hydrilla - submersed plant with whorled lanceolate leaves and solitary axillary flowers; Old World plant naturalized in southern United States and clogging Florida's waterways genus Hydrilla - one species aquatic plant, hydrophyte, hydrophytic plant, water plant - a plant that grows partly or wholly in water whether rooted in the mud, as a lotus, or floating without anchorage, as the water hyacinth |
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