Is “Adamant” a Scrabble word?
Yes
ADAMANT
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 Adamant
/ˈæ.də.mænt/
noun
1.An imaginary rock or mineral of impenetrable hardness; a name given to the diamond and other substances of extreme hardness.
2.An embodiment of impregnable hardness.
3.A lodestone.
adjective
1.(said of people and their conviction) Firm; unshakeable; unyielding; determined.
2.(of an object) Very difficult to break, pierce, or cut.