- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
promiscuity
-
attempt
-
prophet
-
synaesthesia
-
unmixed
-
acetophenetidin
-
pugnacious
-
whys
-
adelgidae
-
ad nauseam
- 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