alpha paper
Definitions
A sensitized photographic paper that is coated with gelatin containing silver bromide and chloride, and is used for obtaining positives by artificial light.
UK, dated, uncountable
Examples
“The sheets of alpha paper which have⟳ been grained are first dipped in soft acetate remaining there for three minutes. They are dried in an oven and made ready for impregnation with hard acetate.”
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.
See also
Know this word better than we do? Language is a living thing — help us keep it growing. Collaborate with Babel Free