9-letter words starting with opto
- optometer — any of various instruments for measuring the refractive error of an eye.
- optometry — the practice or profession of examining the eyes, by means of suitable instruments or appliances, for defects in vision and eye disorders in order to prescribe corrective lenses or other appropriate treatment.
- optophone — an electronic device that scans ordinary printed characters and produces combinations of sounds, enabling a blind reader to recognize the characters.
On this page, we collect all 9-letter words starting with OPTO. It’s easy to find right word with a certain length. It is the easiest way to find 9-letter word that beginning with OPTO to use in Scrabble or Crossword puzzles.