Polaroid
1
3.9
A plastic sheet used in sunglasses to reduce glare
- noun
- /ˈpoʊləˌrɔɪd/
:
filtro polarizador
- For her beach vacation, she bought new Polaroid sunglasses that promised to block harmful UV rays.
Examples
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But yeah, so we need, we have the new Polaroid film.
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- Well, people don't usually send us polaroids of their work.
-
Polaroids never lie.
Fiction book (2001) -
Any Polaroids or trophies?
-
Past the medical instruments in the glass cases, the tripod and projector, along the wall covered with taped and tacked data, notes, and Polaroids.
Fiction book (1990) -
He wore sunglasses fitted with Polaroid lenses to cut down on the glare from the water.
-
Many fishermen prefer Polaroid sunglasses because they reduce reflections from the surface of the lake.
Synonyms
2
7.2
A filter that lets light waves in one direction pass
is a branded plastic film used in sunglasses to reduce glare
Compounds
Surface Forms
Etymology
Polaroid comes from the parts polar- ('poles' or 'direction') and -oid ('like'), and it began as a brand name for a plastic film that polarizes light, so a Polaroid sheet can reduce glare.