from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. (chemistry) Any organic compound having a general formula (CH2)n
- n. (in combination) Any of many organic compounds either having a polymeric structure of repeating -CH2- groups
from The Century Dictionary and Cyclopedia
- n. A cyclic compound containing three or more methylene groups. The most important are the naphthenes or derivatives of hexamethylene or hexahydrobenzene.
Sorry, no etymologies found.