WordalterarMeaningto alterPart of speechverbPronunciationCoursePortuguese (Portugal)LessonEnding up doing something (acabar por)Usages of alterarQuando há um imprevisto, acabamos por alterar o percurso.When there is an unforeseen event, we end up altering the route.Nós queremos alterar o plano onde a avaria acontece.We want to alter the plan where the breakdown happens.