red algae

Questions about red algae

What does red algae mean?

red algae means "marine algae in which the chlorophyll is masked by a red or purplish pigment; source of agar and carrageenan".

Is red algae a common word?

red algae is banded "Uncommon" — turns up in careful writing rather than conversation. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.