paraxial

adjective

par·​ax·​i·​al (ˈ)par-ˈak-sē-əl How to pronounce paraxial (audio)
: relating to or being the space in the immediate neighborhood of the optical axis of a lens or mirror
paraxial rays
paraxially adverb

Dictionary Entries Near paraxial

Cite this Entry

“Paraxial.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/paraxial. Accessed 21 Nov. 2024.

Love words? Need even more definitions?

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