- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
acer japonicum
-
whole number
-
mug shot
-
ship
-
neurasthenic
-
compelling
-
hearthrug
-
antidotal
-
layer
-
long whist
- 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