- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
passageway
-
treater
-
before
-
fro
-
cast
-
solzhenitsyn
-
brothers
-
cliff
-
squabs
-
interpret
- 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