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London smoke

Noun CEFR B2

Definitions

A neutral tint given to spectacles, shade glasses for optical instruments, etc., which reduces the intensity without materially changing the colour of the transmitted light.

uncountable

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
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See also

London Town London tuft London Underground London weighting Londonderry Londoner

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