| 释义 | 
		mito·chon·dri·on \ˌ ̷ ̷ ̷ ̷ˈ ̷ ̷drēən\ noun (plural mitochon·dria \-ēə\) Etymology: New Latin, from mit- + Greek chondrion small grain — more at chondri-  : any of various round or long cellular organelles that are found outside the nucleus, produce energy for the cell through cellular respiration, and are rich in fats, proteins, and enzymes — see cell illustration |