Definitions
from The Century Dictionary.
- noun An optometer.
from the GNU version of the Collaborative International Dictionary of English.
- noun An instrument for measuring the limits of distinct vision in different individuals, and thus determiming the proper focal length of a lens for correcting imperfect sight.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun An old
instrument for measuringvision and determining thefocal length of alens that can correct an individual's imperfecteyesight .
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
Ancient Greek; compare French opsiomètre.
Support
Help support Wordnik (and make this page ad-free) by adopting the word opsiometer.
Examples
Sorry, no example sentences found.
Comments
Log in or sign up to get involved in the conversation. It's quick and easy.