Worda válvulaMeaningthe valvePart of speechnounPronunciationCoursePortuguese (Portugal)LessonMechanisms and instruments (a)Usages of a válvulaA válvula do comboio a vapor avariou há muitos anos.The valve of the steam train broke down many years ago.Este candeeiro a petróleo precisa de uma válvula nova.