1. A pungent colourless unsaturated liquid aldehyde made from propene
   - acrolein

Type of: aldehyde

Encyclopedia: Propenal

• stealthiness
• stealthy
• steam
• steam bath
• steam boiler
• steam chest
• steam clean
• steam coal
• steam engine
• steam fitting
• steam heating
• steam iron
• steam line
• steam locomotive
• steam organ
• steam pipe
• steam room
• steam shovel
• steam turbine
• steam whistle
• steam-heat
• steam-powered
• steamboat
• steamed
• steamed pudding