Main Entry:

der·i·va·tion

Pronunciation:

\ˌder-ə-ˈvā-shən, ˌde-rə-\

Function:

noun

Date:

15th century

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 base2 a: source, origin b: descent, origination3: something derived : derivative4: an act or process of deriving5: a sequence of statements (as in logic or mathematics) showing that a result is a necessary consequence of previously accepted statements

— der·i·va·tion·al \-shnəl, -shə-n^əl\ adjective