acetylene
n. ஔவளி, சுண்ணக்கரியகையும் நீரும் சேர்தலால் உண்டாகும் ஔதயுடை வளி.
A*cet"y*lene, n. (Chem.) Defn: A gaseous compound of carbon and hydrogen, in the proportion of two atoms of the former to two of the latter. It is a colorless gas, with a peculiar, unpleasant odor, and is produced for use as an illuminating gas in a number of ways, but chiefly by the action of water on calcium carbide. Its light is very brilliant. Watts.