Indicator, Reagent, or Diagnostic Aid
fixative Audio
fix·a·tive [ fik-suh-tiv ]
Definitions related to fixatives:
  • A compound that preserves tissues and cells for microscopic study.
    NCI Thesaurus
    U.S. National Cancer Institute, 2021
  • Agents employed in the preparation of histologic or pathologic specimens for the purpose of maintaining the existing form and structure of all of the constituent elements. Great numbers of different agents are used; some are also decalcifying and hardening agents. They must quickly kill and coagulate living tissue.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2021
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