retract
Meanings
verb
- To pull (something) back or back inside.
- To draw (an extended body part) back into the body.
- To avert (one's eyes or a gaze).
- To pronounce (a sound, especially a vowel) farther to the back of the vocal tract.
- To hold back (something); to restrain.
- To draw back; to draw up; to withdraw.
noun
- An act of retracting or withdrawing (a mistake, a statement, etc.); a retraction.
- A pulling back, especially (military) of an army or military troops; a pull-back, a retreat; also, a signal for this to be done.
- A subgroup of a given group such that there is a surjective endomorphism from the ambient group to the subgroup which is constant on the subgroup; in this case the subgroup is a retract of the ambient group. In symbols: H in G is a retract of G if there exists a surjective homomorphism σ from G to H with σ|_H= operatorname id.
- The target of a retraction.
- Synonym of retreat (“an act of accidentally injuring a horse's foot by incorrectly nailing it during shoeing”).
verb
- To cancel or take back (something, such as an edict or a favour or grant previously bestowed); to rescind, to revoke.
- To break or fail to keep (a promise, etc.); to renege.
- To take back or withdraw (something that has been said or written); to disavow, to repudiate.
- Originally in chess and now in other games as well: to take back or undo (a move); specifically (card games) to take back or withdraw (a card which has been played).
- To decline or fail to do something promised; to break one's word.
- Of something said or written (such as published academic work): to take back or withdraw.
- To change one's mind after declaring an intention to make a certain move.
Pronunciation
Word forms
Etymology
From Late Middle English retracten, retract (“to absorb, draw in”), from Latin retractus (“withdrawn”), the perfect passive participle of Latin retrahō (“to draw or pull back, withdraw; to bring back; to compel to turn back; to recall; to get back, recover; to hold back, restrain, withhold; to remove, take away; to bring to light again; (Late Latin) to delay”), from re- (prefix meaning ‘again’) + trahō (“to drag, pull; to extract, withdraw”). Doublet of retreat.
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Translations
This entry uses open data from Wiktionary (CC BY-SA/GFDL). Word forms are used for search and are not indexed as separate pages.