Is “Dibasic” a Scrabble word?
Yes
DIBASIC
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 Dibasic
adjective
1.(of an acid) containing two replaceable hydrogen atoms
2.(of a salt) having two atoms of a univalent metal