Pharmacologic Substance
ammonia Audio
am·mo·nia [ uh-mohn-yuh, uh-moh-nee-uh ]
More Information:
ChemID; DrugBank; DailyMed; PDR
Definitions related to ammonia:
  • A colorless alkaline gas. It is formed in the body during decomposition of organic materials during a large number of metabolically important reactions. Note that the aqueous form of ammonia is referred to as AMMONIUM HYDROXIDE.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • An inorganic compound composed of a single nitrogen atom covalently bonded to three hydrogen atoms that is an amidase inhibitor and neurotoxin. It is both manufactured and produced naturally from bacterial processes and the breakdown of organic matter. Ammonia is used in many industrial processes, and as a fertilizer and refrigerant. It is characterized as a colorless gas or compressed liquid with a pungent odor and exposure occurs by inhalation, ingestion, or contact.
    NCI
    U.S. National Cancer Institute, 2021
  • Colorless alkaline gas formed in the body during decomposition of organic materials during a large number of metabolically important reactions.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • The lower limit of the reference range is 10-20 ?mol/L. The upper limit of the reference range is 35-65 ?mol/L.
    Medscape
    WebMD, 2025
Try this search on: Farlex, Merriam-Webster, Oxford Dictionary, or Wordnik

This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.