noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Ruppia spp., a grass-like aquatic herb uncountable, usually

Synonyms

All synonyms

ditch grasstassel grasswidgeon grasswidgeon grasswidgeonweedwidgeonweed

Etymology

From tassel + weed.

Related phrases

beaked tasselweed

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.