- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
actinidia chinensis
-
ad personam
-
frostbite
-
ingest
-
central africa
-
absolute deviation
-
finite
-
32
-
pay-station
-
gender
- 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