protract

[proh-trakt, pruh-]

verb (used with object)

to draw out or lengthen, especially in time; extend the duration of; prolong.
Anatomy. to extend or protrude.
(in surveying, mathematics, etc.) to plot and draw (lines) with a scale and a protractor.

Nearby words

  1. protozoic,
  2. protozoicide,
  3. protozoology,
  4. protozoon,
  5. protozoophage,
  6. protracted,
  7. protractile,
  8. protraction,
  9. protractor,
  10. protriptyline

Origin of protract

First recorded in 1540–50, protract is from the Latin word prōtractus (past participle of prōtrahere to draw forth, prolong). See pro-1, tract1

Related forms
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for protract


British Dictionary definitions for protract

protract

verb (tr)

to lengthen or extend (a speech, etc); prolong in time
(of a muscle) to draw, thrust, or extend (a part, etc) forwards
to plot or draw using a protractor and scale
Derived Formsprotractive, adjective

Word Origin for protract

C16: from Latin prōtrahere to prolong, from pro- 1 + trahere to drag

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 protract

protract

v.

1530s, a back-formation from protraction and in part from Latin protractus, past participle of protrahere "to draw forth, prolong." Etymologically identical with portray, which was altered in French. Related: Protracted; protracting.

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for protract

protract

[prō-trăkt]

v.

To extend or protrude a body part.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.