deviation(from_normal) normal true The state of the organism when it functions optimally without evidence of disease. Tomasz Adamusiak A normal class is a special type of disease factor used as a control, that is, one which is not known to be affected by any disease; being approximately average or within certain limits; conforming with or constituting a norm or standard or level or type or social norm. The state of conforming to a type, standard, or regular pattern. (Merriam-Webster's Collegiate Dictionary, 10th ed) NCIt:C14165 average Health James Malone Normalcy PATO:0000461 MESH:D006262 Normality quality SNOMEDCT:17621005 Being approximately average or within certain limits; conforming with or constituting a norm or standard or level or type or social norm. Normalities A quality inhering in a bearer by virtue of the bearer's exhibiting no deviation from normal or average. cancer site disease staging