a rapid jerky movement of the eye (voluntary or involuntary) from one focus to another
He added the bill with a single saccade of his pulsing eyes.
an eye movement in which the eyes jump from one point to another, as from one word to the next while reading or around a room when searching for something
{i} rapid irregular movement of the eye; quick and strong checking of a horse by pulling the reins
A rapid eye movement used to alter eye position within the orbit, causing a rapid adjustment of the fixation point to different positions in the visual world
The rapid eye movement occurring during reading and when viewing visual patterns (Solso)