noun, plural bra·chyl·o·gies.
brevity of diction; concise or abridged form of expression.
Origin of brachylogy
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
noun plural -gies
a concise style in speech or writing
a colloquial shortened form of expression that is not the result of a regular grammatical processthe omission of "good" in the expression "Afternoon" is a brachylogy
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012