[noun] the source from which something derives (i.e. comes or issues); "he prefers shoes of Italian derivation"
[noun] (historical linguistics) an explanation of the historical origins of a word or phrase Synonyms:deriving, etymologizing
[noun] a line of reasoning that shows how a conclusion follows logically from accepted propositions
[noun] (descriptive linguistics) the process whereby new words are formed from existing words or bases by affixation: `singer' from `sing'; `undo' from `do'
[noun] inherited properties shared with others of your bloodline Synonyms:ancestry, lineage, filiation
[noun] drawing of fluid or inflammation away from a diseased part of the body
[noun] drawing off water from its main channel as for irrigation
