Is “Octad” a Scrabble word?
Yes
OCTAD
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 Octad
/ˈɒktæd/
noun
1.A group of eight things.
2.Hundred million = myriad myriad; 100,000,000 = 108
Synonyms: octonary