Entry 1 sense Webster, 1913 Gymnocarpous /(jĭm`nō̇*kär"pŭs)/ · Gym·no·car·pous · IPA 01 a. Naked-fruited, the fruit either smooth or not adherent to the perianth. 1. Naked-fruited, the fruit either smooth or not adherent to the perianth.(Bot.)