say it: dik-TAY-tur
dictator is a noun meaning "a speaker who dictates to a secretary or a recording machine". It carries 3 recorded senses.
a person who behaves in a tyrannical manner
“my boss is a dictator who makes everyone work overtime”
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 dictator 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.