say it: DEE-vee-ayt
deviate is a verb, noun and adjective meaning "turn aside; turn away from". It carries 5 recorded senses.
a person whose behavior deviates from what is acceptable especially in sexual behavior
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for deviate come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.