Surrounding or positioned around the lens, particularly the eye's lens; relating to structures encircling the lens.
From Latin 'circum' (around) + 'lentalis' (relating to a lens, from 'lentis' meaning lentil, due to the lens's shape). This anatomical term emerged in ophthalmology as eye surgery became more sophisticated.
Ophthalmologists talk about circumlental cataracts—a specific type of eye clouding that forms around the lens edge! The word 'lens' itself comes from Latin 'lentis' (lentil) because of the lens's lens-shaped bulge—ancient people saw food in body parts.
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