The Clinical Measurement Ontology (CMO), Measurement Methods Ontology (MMO), and Experimental Condition Ontology (XCO) are currently being developed at the Rat Genome Database. For more information about these vocabularies please see Shimoyama et al. Three ontologies to define phenotype measurement data. Front Genet. 2012;3:87. Epub 2012 May 28 or contact us (http://rgd.mcw.edu/contact/index.shtml).
A measurement, which has been normalized, adjusted or derived by a mathematical process or computation, of the size of the three dimensional space occupied by the amount of a solution of saccharin, a cyclic imine of 2-sulfobenzoic acid which is 500 times sweeter than sugar and used as a nonnutritive sweetener, consumed as a drink in a specified period of time.