WordReference Random House Unabridged Dictionary of American English © 2025
ab•nor•mi•ty
(ab nôr′mi tē),USA pronunciation n., pl. -ties.
- an abnormal condition, quality, etc.;
abnormality;
irregularity.
- Late Latin abnormitās, equivalent. to abnorm(is) (ab- ab- + norm(a) rule, norm + -is adjective, adjectival suffix) + -itās -ity
- 1725–35