from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A seasoning composed of finely diced sautéed vegetables and herbs and sometimes diced ham, bacon, or salt pork.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A combination of diced onions, carrots, celery and herbs sautéed in oil or butter as used in French cooking.
After Charles Pierre Gaston François de Lévis, Duc de Mirepoix (1699-1757), French diplomat.(American Heritage® Dictionary of the English Language, Fourth Edition)