nictitation

Example:Unlike her involuntary nictitation, her voluntary blink was a clear sign of discomfort.

Definition:The conscious and intentional blinking of the eyelids.

Example:The vet decided to perform a forced nictitation to ensure that the rabbit's eye stayed moist.

Definition:Mechanically moving the nictitating membrane, often done in veterinary practice to maintain the health of the eye.

Example:The nictitation reflex is a quick and automatic response to protect the eye from particles entering it.

Definition:A reflex movement of the nictitating membrane in response to an irritant or the closing of the eyes.

Example:The nictitating membrane was observed to have a peculiar ocular nictitation during the ophthalmic examination.

Definition:Movement of the nictitating membrane in or around the eye.

Example:During the experiment, researchers measured the rate of eye blink nictitation before and after applying a lubricant.

Definition:A more specific term for the involuntary movement of the nictitating membrane that accompanies a normal blink of the eyelids.