Is “Heteromorphism” a Scrabble word?
Yes
HETEROMORPHISM
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 Heteromorphism
noun
1.A diversity of form.
2.A feature that is heteromorphic.