Meaning ofacetylenein English

Noun

1. a colourless gas used in welding; extremely flammable
   The welder used acetylene to cut through the metal pipe.
2. a hydrocarbon with formula HC≡CH; used as illuminating gas
   Acetylene is a highly flammable gas used for lighting and welding purposes.
3. an organic compound with carbon–carbon triple bonds
   The chemical properties of acetylene make it a useful compound in organic synthesis.