(1) An organelle containing enzymes responsible for producing energy
WiktionaryText
Etymology
From "thread" + (chondrion), diminutive of (chondros) "grain, morsel"
Noun
A spherical or ovoid organelle found in the cytoplasm of eukaryotic cells, contains genetic material separate from that of the host; it is responsible for the conversion of food to usableenergy in the form of ATP.