say it: ays
ace is a noun, verb and adjective meaning "the smallest whole number or a numeral representing this number". It carries 11 recorded senses.
one of four playing cards in a deck having a single pip on its face
proteolytic enzyme that converts angiotensin I into angiotensin II
a major strategic headquarters of NATO; safeguards an area extending from Norway to Turkey
a serve that the receiver is unable to reach
succeed at easily
“She sailed through her exams”
“You will pass with flying colors”
“She nailed her astrophysics course”
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 ace 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.