Alternative form of retractable

plural of retractation

retraction (of something previously said)

The quality of being retractive.

Third-person singular simple present indicative form of retractate

present participle of retractate

simple past tense and past participle of retractate

(topology) A subspace such that there is a retraction onto it of the ambient space homotopic to the identity function on the ambient space.

To have a deformation retract as a subspace.

Third-person singular simple present indicative form of deformation retract