sea sawdust
Marine blue-green algae of the genus TrichodesmiumMarine blue-green algae (cyanobacteria, actually brown coloured) of the genus Trichodesmium.
Meaning
1 senses(uncountable)Marine blue-green algae (cyanobacteria, actually brown coloured) of the genus Trichodesmium.
Origin
Coined by sailors on Captain James Cook's 1768-71 voyage (his first voyage) to the south sCoined by sailors on Captain James Cook's 1768-71 voyage (his first voyage) to the south seas and Australia.
Wiktionary, CC BY-SA 4.0 · source
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable