APPENDIX C â CATEX Long Form Checklist to Support an Environmental Finding of Categorical Exclusion (Catex) This checklist documents consideration of environmental laws, regulations, and executive orders as they apply to Federal actions.
Full Definition of DERIVATION. 1. a (1) : the formation of a word from another word or base (as by the addition of a usually noninflectional affix) (2) : an act of ascertaining or stating the derivation of a word (3) : etymology 1 b: the relation of a word to its base.2. a: source, origin b: descent, origination.3. : something derived: derivative.efinition of DERIVATION for Kids. 1. : the formation of a word from an earlier word or root. 2. : etymology. 3. 4. : an act or process by which one thing is formed from another.
From Wikipedia, the free encyclopedia. (Redirected from Derivation (linguistics)). In linguistics, morphological derivation is the process of forming a new word on the basis of an existing word, e.g. happiness and unhappy from the root word happy, or determination from determine.erivation that results in a noun may be called nominalization. This may involve the use of an affix (as with happy â happiness, employ â employee), or may occur via conversion (as with the derivation of the noun run from the verb to run).