pulmonary valve pulmonary tuberculosis • pulmonary vein · · · Info · Definitions · Characters · · pulmonary valve · · Text Common · · Latin · · Scripts 15 · · Length 5 · · Syllables Definitions · · · (noun) a semilunar valve between the right ventricle and the pulmonary artery; prevents blood from flowing from the artery back into the heart. Synonyms: pulmonary valve. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 u latin small letter u U+0075 v latin small letter v U+0076 y latin small letter y U+0079