blue-green algaenoun [ plural ]
uk/ˌbluːˌɡriːn ˈæl.ɡiː/us/ˌbluːˌɡriːn ˈæl.ɡiː/a poisonous type of plant that grows on the surface of lakes in warm weather
Thesaurus: synonyms and related words
Water & marsh plants, bushes & trees
- algae
- bulrush
- duckweed
- kelp
- lotus
- mangrove
- papyrus
- phytoplankton
- plankton
- reed
- reedy
- rice
- rush
- samphire
- seaweed
- spirogyra
- water lily