saccadic Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition adjective. 1 of or related to the rapid movement of the eyes between points of fixation; 2 characterized by discontinuous or sporadic movement; jerky Example Sentence She has a saccadic condition in her eyes. Synonyms jerky; rapid movement; sporadic movement Antonyms still Hear It! Say It! Write It! saccadic Switch to cursive Start Share with your friends: