- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
explicit
-
conceding
-
amiable
-
headache
-
tie up
-
path
-
acetate disk
-
open
-
exhilarated
-
dog collar
- 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