abnormal

adjective

the laboratory investigations often yielded abnormal results:

unusual, uncommon, atypical, untypical, nontypical, unrepresentative, rare, isolated, irregular, anomalous, deviant, deviating, divergent, wayward, aberrant, freak, freakish;

strange, odd, peculiar, curious, bizarre, weird;

eccentric, idiosyncratic, quirky;

unexpected, unfamiliar, unconventional, surprising, unorthodox, singular, exceptional, extraordinary, out of the ordinary, out of the way;

unnatural, perverse, perverted, twisted, warped, corrupt, unhealthy, distorted, malformed;

British out of the common;

informal funny, oddball, off the wall, wacky, wacko, way out, freaky, kinky;

North American, informal backasswards.

▷antonyms normal, typical, common.