com·plex·ion·al \-shənəl, -shnəl\adjective Etymology: Middle English, from Medieval Latin complexionalis, from complexion-, complexio + Latin -alis -al : of or relating to physical constitution or mental temperament < his complexional hue > < complexional political views > • com·plex·ion·al·ly\-əlē, -əlē, -li\adverb