cataˈplectic,a. [mod.ad.Gr. καταπληκτικ-ός fitted to strike or be stricken down: see cataplexy.] Of or pertaining to cataplexy. 1883Romanes Ment. Evol.Anim. xviii. 309 Such an animal as a wood-louse or death-watch, which fall into a kataplectic state immediately on being alarmed.