Is “Hydrozoa” a Scrabble word?
Yes
HYDROZOA
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 Hydrozoa
noun
1.A large group of marine animals, of the class Hydrozoa, whose life cycles contain a sexual and asexual stage