from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A mild white Welsh cheese.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A light colored, crumbly cheese made from cow's milk.
After Caerphilly, a district of southeast Wales.(American Heritage® Dictionary of the English Language, Fourth Edition)
Named after the town of Caerphilly, Wales. (Wiktionary)