noun

1. The act or process of producing or refining with labor; improvement by successive operations; refinement.

2. The natural process of formation or assimilation, performed by the living organs in animals and vegetables, by which a crude substance is changed into something of a higher order

   “the elaboration of chyle, or sap, or tissues”

3. Setting up a hierarchy of calculated constants in a language such as Ada so that the values of one or more of them determine others further down in the hierarchy.