chalazion (n.)

small tumor in the eyelid, 1708, from Greek khalazion, diminutive of khalaza "hail, hailstone; small lump or knot; pimple," from PIE root *gheled- "hail" (source also of Persian žala "hail," Polish złod "glaze," Russian oželedica "glazed frost, fringe of ice on snow").

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