age http://purl.obolibrary.org/obo/PATO_0000011 NCIt:C25150 SNOMEDCT:397669002 A temporal measurement of the time period elapsed since an identifiable point in the life cycle of an organism. If a developmental stage is specified, the identifiable point would be the beginning of that stage. Otherwise the identifiable point must be specified such as planting (e.g. 3 days post planting). Jie Zheng MO:467 Tomasz Adamusiak James Malone temporal measurement