say it: ri-VAHL-vur
revolver is a noun meaning "a pistol with a revolving cylinder (usually having six chambers for bullets)". It carries 2 recorded senses.
a pistol with a revolving cylinder (usually having six chambers for bullets)
a door consisting of four orthogonal partitions that rotate about a central pivot; a door designed to equalize the air pressure in tall buildings
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 revolver 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.