retraction
noun/ɹɪˈtɹækʃən/
Etymology From re- + traction or retract + -ion.
1
An act or instance of retracting.
2
A statement printed or broadcast in a public forum which effects the withdrawal of an earlier assertion, and which concedes that the earlier assertion was in error.
3
Mathematics, Sciences A continuous function from a topological space onto a subspace which is the identity on that subspace.
- Derived terms
- clot retraction time, nonretraction, postretraction, preretraction