0 past simple and past participle of retract
1 to take back an offer or statement, etc. or admit that a statement was false:
retract an invitation/confession/promise
When questioned on TV, he retracted his allegations.
Overly broad conclusions will be retracted as genetic heterogeneity and environmentally caused variants arise.
Pupils were dilated with topical atropine sulfate (2%) and the nictitating membranes were retracted with phenylephrine hydrochloride (10%).
Although her embouchure was -exible, the corners of her mouth were often retracted excessively, especially in the upper range.
In contrast to all other devices presently being tested, this one-piece device may be easily retracted and repositioned until the time of eventual release.
The outer layer of the conjunctiva was cut and retracted to avoid tissue swelling.
Other coronals may be retracted, but confirmation of this awaits further acoustic work.
These processes may be protruded or retracted slowly or within a couple of minutes.
The jaw was retracted and the skin of the upper palate was cut at the midline.
