- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
go down on
-
absolutize
-
petty
-
trimmer
-
wallet
-
sickly
-
clavicle
-
whole number
-
action potential
-
flood
- 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