What is the meaning of Saccade?

A rapid movement of the eye (either voluntary or involuntary) from one focus to another. (Often described as a jerky movement, but this word denotes all such quick eye movements, which happen continually, not just exaggerated or weird ones, and not nystagmus.)

The act of checking a horse quickly with a single strong pull of the reins.

The sounding of two violin strings together by using a sudden strong pressure of the bow.

Any sudden jerking movement.

To make a rapid jerking movement to focus elsewhere.

a jerk (jerking movement)

a rapid jerky movement of the eye (voluntary or involuntary) from one focus to another

the act of checking a horse quickly with a single strong pull of the reins

inflection of saccader:

1. first/third-person singular present indicative/subjunctive
2. second-person singular imperative

first/third-person singular present indicative/subjunctive

second-person singular imperative

Source: wiktionary.org