say it: voh-SIF-ur-uhs
vociferous is an adjective meaning "conspicuously and offensively loud; given to vehement outcry". It is pronounced /voʊˈsɪfɚəs/ — voh-SIF-ur-uhs. It carries one recorded sense.
Definitions, synonyms and semantic relations for vociferous 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.