Définitions
1.VerbTo pull (something) back or back inside."An airplane retracts its wheels for flight.; A cat can retract its claws."
2.VerbTo pull (something) back or back inside."An airplane retracts its wheels for flight.; A cat can retract its claws."
3.VerbTo draw (an extended body part) back into the body."A cat can retract its claws."
4.VerbTo avert (one's eyes or a gaze).
5.VerbTo pronounce (a sound, especially a vowel) farther to the back of the vocal tract.
6.VerbTo hold back (something); to restrain.
7.VerbTo draw back; to draw up; to withdraw."The bus was stuck at the stop as its wheelchair ramp wouldn’t retract after use.; Muscles retract after amputation."
8.NounAn act of retracting or withdrawing (a mistake, a statement, etc.); a retraction.
9.NounA pulling back, especially of an army or military troops; a pull-back, a retreat; also, a signal for this to be done.
10.NounA 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
{\displaystyle H}
in
G
{\displaystyle G}
is a retract of
G
{\displaystyle G}
if there exists a surjective homomorphism
σ
{\displaystyle \sigma }
from
G
{\displaystyle G}
to
H
{\displaystyle H}
with
σ
|
H
=
id
{\displaystyle \sigma |_{H}=\operatorname {id} }
.
11.NounThe target of a retraction.
12.NounSynonym of retreat (“an act of accidentally injuring a horse's foot by incorrectly nailing it during shoeing”).
13.VerbTo 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."I retract all the accusations I made about the senator and sincerely hope he won’t sue me."
14.VerbTo cancel or take back (something, such as an edict or a favour or grant previously bestowed); to rescind, to revoke.
15.VerbTo break or fail to keep (a promise, etc.); to renege.
16.VerbTo take back or withdraw (something that has been said or written); to disavow, to repudiate."I retract all the accusations I made about the senator and sincerely hope he won’t sue me."
17.VerbOriginally in chess and now in other games as well: to take back or undo (a move); specifically to take back or withdraw (a card which has been played).
18.VerbTo 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.
19.VerbTo decline or fail to do something promised; to break one's word.
20.VerbOf something said or written (such as published academic work): to take back or withdraw.
21.VerbTo change one's mind after declaring an intention to make a certain move.