Meaning
A unit, derived from a standard normal distribution, used in measuring the responses to doses.
Etymology
Origin: Unknown
Blend of probability + unit. Coined by American statistician Chester Ittner Bliss in 1934: “These arbitrary probability units have been termed ‘probits’…”
NYT Puzzle Appearances
No published puzzle dates on file for this word yet. It is part of the official NYT Spelling Bee word list for 2019, 2022, 2024.