pupillary reflex

noun

: the contraction of the pupil in response to light entering the eye

Dictionary Entries Near pupillary reflex

Cite this Entry

“Pupillary reflex.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/pupillary%20reflex. Accessed 26 Dec. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!