- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
georges de la tour
-
precipitous
-
apsis
-
peignoir
-
abzu
-
go to the wall
-
desires
-
caribbean
-
propulsion
-
excerption
- 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