lesional🔊adjUS /ˈliːʒən.əl/Etymology From lesion + -al.1Medicine, Pathology, Sciences Of, pertaining to, or accompanied by lesionsDerived termscontralesional, epilesional, extralesional, interlesional, intralesional, ipsilesional, microlesional, nonlesional, perilesional, postlesional, prelesional, sublesional, translesional