Cellular respiration
n.
ˈsɛljʊlə ɹɛspɪˈɹeɪʃən
Definition: A series of metabolic processes that take place within a cell in which the biochemical energy is harvested from organic substance (e.g. glucose) and then stored in energy-carrying biomolecule (e.g. ATP) for use in energy-requiring activities of the cell