Descriptivism
ahd-5
noun.
The practice or application of descriptive linguistics, especially in the analysis of grammar.
Wiktionary, Creative Commons Attribution/Share-Alike License
noun.
describing
realistic
forms
, as opposed to
prescribing
idealistic
norms
, of linguistic usage.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
(linguistics) a doctrine supporting or promoting descriptive linguistics
noun.
(ethics) a doctrine holding that moral statements have a truth value