- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
acyclovir
-
faggot stitch
-
free
-
spam
-
squadron
-
abridged
-
6th
-
1st
-
insulting
-
rationalization
- 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