Pronunciation enPR: mī'krōwāv" ŭ'v(ə)n or mī'krəwāv" ŭ'v(ə)n IPA (key): /ˈmaɪkrə(ʊ)ˌweɪv ˈʌv(ə)n/ Noun Singular microwave oven Plural microwave ovens (countable) A microwave oven is an device used for cooking food through microwaves. Synonym: microwave Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads