- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
revisionist
-
pigeon-pea plant
-
jarring
-
niche
-
ada
-
pip
-
bibliopole
-
meaningfully
-
airbrush
-
wistful
- Hide translation
acid dye
acid dye /ˈæsɪd daɪ/
noun
-
Dye in which the chromophore is part of a negative ion
(
acid dye
)
dye in which the chromophore is part of a negative ion