from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A gaseous hydrocarbon, C3H6, isomeric with propylene and obtained from it indirectly.
from the GNU version of the Collaborative International Dictionary of English
- n. A gaseous hydrocarbon, C3H6, isomeric with propylene and obtained from it indirectly. It is the base of a series of compounds analogous to the aromatic hydrocarbons.
from The Century Dictionary and Cyclopedia
- n. A colorless gas, prepared by the action of zinc-dust and alcohol on trimethylene bromide. It melts at -126° C. Also called cyclopropane.
tri- + methylene (Wiktionary)