Is “Archaea” a Scrabble word?
Yes
ARCHAEA
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Archaea
noun
1.A member of the kingdom Archaea; an archaebacterium.
Synonyms: archaebacterium