- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
account book
-
abaya
-
dod
-
ten a penny
-
overcoats
-
mañana
-
prompts
-
almonds
-
edition
-
verdict
- Hide translation
acetic anhydride
acetic anhydride /əˈsiːtɪk ˈænhaɪˌdraɪd/
noun
-
A compound that is needed in order to refine opium into heroin
(
acetic anhydride
)
a compound that is needed in order to refine opium into heroin