noun the act of putting something in working order again.
— synonyms: repair, fix, fixture, mend, mending, reparation
noun restraint that attaches to something or holds something in place.
— synonyms: fastener, fastening, holdfast
noun the sterilization of an animal.
— synonyms: neutering, altering
noun (histology) the preservation and hardening of a tissue sample to retain as nearly as possible the same relations they had in the living body.
— synonyms: fixation