- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
one
-
validate
-
come forth
-
mad
-
able
-
when
-
401-k
-
eyelet
-
abrase
-
acrylic resin
- Hide translation
acetylene
acetylene /əˈsɛtəˌliːn/
noun
-
A colorless flammable gas used chiefly in welding and in organic synthesis
(
acetylene
, alkyne
, ethyne
)
a colorless flammable gas used chiefly in welding and in organic synthesis