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English

Etymology

From under- +‎ illuminated.

Pronunciation

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Adjective

underilluminated (comparative more underilluminated, superlative most underilluminated)

  1. Insufficiently illuminated
    • 2015 June 8, Jose Javier Garcia-Medina et al., “Does Posterior Capsule Opacification Affect the Results of Diagnostic Technologies to Evaluate the Retina and the Optic Disc?”, in BioMed Research International, volume 2015, →DOI:
      PCO translucent opacities apparently induce erratic light-scatter within the eye, which results in a combination of underilluminated retinal areas and in an increased PSD.