say it: HIR-oh
hero is a noun meaning "a man distinguished by exceptional courage and nobility and strength". It carries 7 recorded senses.
the principal character in a play or movie or novel or poem
someone who fights for a cause
Greek mathematician and inventor who devised a way to determine the area of a triangle and who described various mechanical devices (first century)
(classical mythology) a being of great strength and courage celebrated for bold exploits; often the offspring of a mortal and a god
classical mythology
(Greek mythology) priestess of Aphrodite who killed herself when her lover Leander drowned while trying to swim the Hellespont to see her
Greek mythology
a large sandwich made of a long crusty roll split lengthwise and filled with meats and cheese (and tomato and onion and lettuce and condiments); different names are used in different sections of the United States
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 hero 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.