from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Any of three isomeric monounsaturated heterocycles having a five-membered ring and one nitrogen atom C4H7N; any derivative of these compounds
from the GNU version of the Collaborative International Dictionary of English
- n. A nitrogenous base, C4H7N, obtained as a colorless liquid by the reduction of pyrrole.
from The Century Dictionary and Cyclopedia
- n. A liquid base, , made by reducing pyrrol with zinc-dust and acetic acid. It boils at 90–91° C. Also called dihydropyrrol.
Sorry, no etymologies found.