verb (used with object)

verb (used without object)

to become erect; stand up or out.

Nearby words

  1. erebus, mount,
  2. erech,
  3. erechim,
  4. erechtheum,
  5. erechtheus,
  6. erectile,
  7. erectile dysfunction,
  8. erectile impotence,
  9. erectile tissue,
  10. erecting prism

Origin of erect

1350–1400; Middle English < Latin ērēctus raised up (past participle of ērigere), equivalent to ē- e-1 + reg- guide, direct (see royal) + -tus past participle suffix

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

Examples from the Web for erect

British Dictionary definitions for erect



upright in posture or position; not bent or leaningan erect stance
(of an optical image) having the same orientation as the object; not inverted
physiol (of the penis, clitoris, or nipples) firm or rigid after swelling with blood, esp as a result of sexual excitement
(of plant parts) growing vertically or at right angles to the parts from which they arise

verb (mainly tr)

to put up; construct; build
to raise to an upright position; lift upto erect a flagpole
to found or form; set up
(also intr) physiol to become or cause to become firm or rigid by filling with blood
to hold up as an ideal; exalt
optics to change (an inverted image) to an upright position
to draw or construct (a line, figure, etc) on a given line or figure, esp at right angles to it
Derived Formserectable, adjectiveerectly, adverberectness, noun

Word Origin for erect

C14: from Latin ērigere to set up, from regere to control, govern

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 erect
Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for erect




Being in or having a vertical, upright position.
Being in or having a stiff, rigid physiological condition.

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