any of various very small, usually rodlike structures found in the cytoplasm of eukaryotic cells and serving as a center of intracellular enzyme activity: this activity produces the ATP needed to power the cell
Origin of mitochondrionModern Latin from Classical Greek mitos, a thread + chondrion, a small cartilage from chondros: see chondro-
A spherical or elongated organelle in the cytoplasm of nearly all eukaryotic cells, containing genetic material and many enzymes important for cell metabolism, including those responsible for the conversion of food to usable energy.
Origin of mitochondrionNew LatinGreek mitos warp thread Greek khondrion diminutive of khondros grain, granule ; see ghrendh- in Indo-European roots.
From Ancient Greek μίτος (mitos, “thread”) + χονδρίον (chondrion), diminutive of χόνδρος (chondros, “grain, morsel”)