probit

Etymology
. Coined by Chester Ittner Bliss in 1934: “These arbitrary probability units have been termed ‘probits’…”

Noun

 * 1)  A unit, derived from a standard distribution, used in measuring the responses to doses
 * 2) The probit function, the inverse of the cumulative distribution function.

Etymology
From clipping of.

Noun

 * 1)  probability