Is “Probits” a Scrabble word?
Yes
PROBITS
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 Probits
noun
1.A unit, derived from a standard distribution, used in measuring the responses to doses