The term "ciliary reflex" pertains to a protective mechanism of the eyes when they encounter foreign objects or potential harm. Synonyms for this reflex can include "blink reflex" or "eyelid reflex". This natural response involves the rapid closing of the eyelids to shield the eyes from potential injury. It is an involuntary action that aims to keep the eyes safe and moist. The ciliary reflex is an essential defense mechanism that helps prevent damage to the delicate structures of the eye, ensuring its overall well-being. Understanding and appreciating this reflex aids in comprehending the intricate workings of the human eye and its exceptional ability to adapt and protect itself.