trichodesmium

English Thesaurus

1. large colonial bacterium common in tropical open-ocean waters; important in carbon and nitrogen fixation (noun.animal)

hypernym	:	blue-green algae, cyanobacteria,
definition	:	predominantly photosynthetic prokaryotic organisms containing a blue pigment in addition to chlorophyll; occur singly or in colonies in diverse habitats; important as phytoplankton (noun.animal)

member meronym	:	genus trichodesmium,
definition	:	a genus of blue-green algae (noun.animal)