| Term 
 | Definition 
 
        | A complex whole composed of various constitutive parts (e.g., a patient). |  | 
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        | Term 
 | Definition 
 
        | A simplified representation of a system (that can be described mathematically and validated/proven by correlation of experimental & theoretical data). |  | 
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        | Term 
 | Definition 
 
        | A series of actions of functions that bring about a result (e.g., ADME). |  | 
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        | Term 
 | Definition 
 
        | A measurable factor that defines a system or determines its behavior |  | 
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        | Term 
 | Definition 
 
        | A term that can be calculated for a specific value given a set of circumstances (e.g., C-max, CI-R, V-d). |  | 
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