Definition of pleoptics in US English:

pleoptics

noun

Ophthalmology
  • A form of treatment for amblyopia involving stimulation of the fovea of the eccentrically fixating eye, especially by subjecting the surrounding retina to bright to make the fovea more sensitive. Occasionally treated as plural.

Origin

1950s. From pleo- + optics, after German Pleoptik.

Pronunciation

pleoptics

/plɪˈɒptɪks/