glacier glasses en · NOUN
Meanings
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(plural, plural-only) A type of dimmed or polarized eyeglasses or goggles used to prevent snow blindness.
At 17,000 feet the sun is bright and the air is thin. Glacier glasses take care of the bright sun. There was nothing to take care of the thin air.
1982 February 13, Lee Swislow, “Amazon Trekking”, in Gay Community News, volume 9, number 29, page 9: