- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
eagle
-
ghost
-
zyklon a
-
frosty
-
unleavened bread
-
acridid
-
retention
-
bibliopolic
-
abolitionary
-
extra time
- 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