- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
curse
-
adequateness
-
tapped
-
degenerative disorder
-
tramp steamer
-
twenty
-
stotinka
-
motley
-
infernal
-
shah
- 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