Retraction vs Protrusion - What's the difference?
retraction | protrusion |
An act or instance of retracting.
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.
(mathematics) A continuous function from a topological space onto a subspace which is the identity on that subspace.
(uncountable) The act of protruding.
(uncountable) The state of being protruded.
(countable) Anything that protrudes.
