adjective, pert·er, pert·est.
  1. boldly forward in speech or behavior; impertinent; saucy.
  2. jaunty and stylish; chic; natty.
  3. lively; sprightly; in good health.
  4. Obsolete. clever.

Origin of pert

1200–50; Middle English, aphetic variant of apert < Old French < Latin apertus open (past participle of aperīre; see aperient); in Middle English and Old French, influenced by Old French aspert < Latin expertus expert
Related formspert·ly, adverbpert·ness, noun

Synonyms for pert Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for pertest

Historical Examples of pertest

  • "Pertest of songsters," the white-eyed vireo makes whatever neighborhood it enters lively at once.

    Bird Neighbors

    Neltje Blanchan

  • Then I laughed loudly—it was only a hare, the prettiest and pertest thing imaginable.

    Scottish Ghost Stories

    Elliott O'Donnell

  • He raised his hand as the pertest of the maids would have answered him, and there followed an uncomfortable pause.

    The Ward of King Canute

    Ottilie A. Liljencrantz

  • Then, indeed, the vainest fops and pertest orange girls look round and listen too.

  • However, they put on their pertest manners, and went clustering after Hermod like a swarm of ladybirds.

British Dictionary definitions for pertest


  1. saucy, impudent, or forward
  2. jauntya pert little hat
  3. obsolete clever or brisk
Derived Formspertly, adverbpertness, noun

Word Origin for pert

C13: variant of earlier apert, from Latin apertus open, from aperīre to open; influenced by Old French aspert, from Latin expertus expert


n acronym for
  1. programme evaluation and review technique
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

Word Origin and History for pertest



c.1300 (implied in pertly), "evident, unconcealed," shortened form of Middle English apert "open, frank," from Old French apert, from Latin apertus, past participle of aperire "to open" (see overt). Sense of "saucy, bold" first recorded late 14c. Less pejorative meaning "lively, brisk, in good spirits" (c.1500) survives in U.S. dialectal peart (with Middle English alternative spelling). Related: Pertness.

Online Etymology Dictionary, © 2010 Douglas Harper

pertest in Medicine


[pûrt]Candace Beebe Born 1946
  1. American biochemist noted for her study of brain chemicals and the locations of their receptors.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.