noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The study and treatment of muscular irregularities of the eye. uncountable
2. 2
   treatment of defects of binocular vision (such as strabismus and amblyopia) by nonsurgical measures (especially by exercises to strengthen the eye muscles) wordnet

Etymology

From ortho- + optics.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.