- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
cleric
-
waterskin
-
come away
-
terrestrial
-
pigeon pea
-
magnificent
-
inactive
-
wheeling
-
putty knife
-
let in
- Hide translation
acid hydrogen
acid hydrogen /ˈæsɪd ˈhaɪdrədʒən/
noun
-
A hydrogen atom in an acid that forms a positive ion when the acid dissociates
(
acid hydrogen
, acidic hydrogen
)
a hydrogen atom in an acid that forms a positive ion when the acid dissociates