Medical Dictionary

principal point

noun

Medical Definition of principal point

  1. :  either of two points on the principal axis of a lens where the object and image have the same size and are not inverted in relation to each other


Seen and Heard

What made you want to look up principal point? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

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

WORD OF THE DAY

to glide in or as if in an airplane

Get Word of the Day daily email!

Love words? Need even more definitions?

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