• synonyms


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  1. upright in position or posture: to stand or sit erect.
  2. raised or directed upward: a dog with ears erect.
  3. Botany. vertical throughout; not spreading or declined: an erect stem; an erect leaf or ovule.
  4. Heraldry.
    1. (of a charge) represented palewise: a sword erect.
    2. (of an animal or part of an animal) represented upright: a boar's head erect.
  5. Optics. (of an image) having the same position as the object; not inverted.
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verb (used with object)
  1. to build; construct; raise: to erect a house.
  2. to raise and set in an upright or vertical position: to erect a telegraph pole.
  3. to set up or establish, as an institution; found.
  4. to bring about; cause to come into existence: to erect barriers to progress.
  5. Geometry. to draw or construct (a line or figure) upon a given line, base, or the like.
  6. to form or create legally (usually followed by into): to erect a territory into a state.
  7. Optics. to change (an inverted image) to the normal position.
  8. Machinery. to assemble; make ready for use.
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verb (used without object)
  1. to become erect; stand up or out.
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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 formse·rect·a·ble, adjectivee·rect·ly, adverbe·rect·ness, nounnon·e·rect·ing, adjectivepre·e·rect, verb (used with object)re·e·rect, verb (used with object)self-e·rect·ed, adjectivesem·i·e·rect, adjectivesem·i·e·rect·ly, adverbsem·i·e·rect·ness, nounsub·e·rect, adjectivesub·e·rect·ly, adverbsub·e·rect·ness, nounun·e·rect, adjectiveun·e·rect·ed, adjectivewell-e·rect·ed, adjective

Synonyms for erect

See more synonyms for on Thesaurus.com
1. standing, vertical. See upright. 6. upraise.

Antonyms for erect

1. reclining.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for erecting

organize, raise, create, construct, initiate, hoist, stand, assemble, found, mount, fashion, frame, elevate, shape, pitch, compose, make, upraise, forge, manufacture

Examples from the Web for erecting

Contemporary Examples of erecting

Historical Examples of erecting

British Dictionary definitions for erecting


  1. upright in posture or position; not bent or leaningan erect stance
  2. (of an optical image) having the same orientation as the object; not inverted
  3. physiol (of the penis, clitoris, or nipples) firm or rigid after swelling with blood, esp as a result of sexual excitement
  4. (of plant parts) growing vertically or at right angles to the parts from which they arise
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verb (mainly tr)
  1. to put up; construct; build
  2. to raise to an upright position; lift upto erect a flagpole
  3. to found or form; set up
  4. (also intr) physiol to become or cause to become firm or rigid by filling with blood
  5. to hold up as an ideal; exalt
  6. optics to change (an inverted image) to an upright position
  7. to draw or construct (a line, figure, etc) on a given line or figure, esp at right angles to it
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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 erecting



late 14c., "upright, not bending," from Latin erectus "upright, elevated, lofty; eager, alert, aroused," past participle of erigere "raise or set up," from e- "up" + regere "to direct, keep straight, guide" (see regal).

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c.1400, a back-formation from erect (adj.) or else from Latin erectus. Related: Erected; erecting.

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Online Etymology Dictionary, © 2010 Douglas Harper

erecting in Medicine


  1. Being in or having a vertical, upright position.
  2. Being in or having a stiff, rigid physiological condition.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.