Is “Triad” a Scrabble word?
Yes
TRIAD
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 Triad
/ˈtɹaɪ.æd/
noun
1.A grouping of three.
2.A word of three syllables.
3.A branch of a Chinese underground criminal society, mostly based in Hong Kong.
Synonyms: threesome, trine, trinity, trio, triplet, triumvirate