MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
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Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
Bilious
The adjective for bile, bilious has three meanings. It means of or relating to bile. By extension, bilious means suffering from liver dysfunction (and especially excessive secretion of bile). And, further by extension, it is indicative of…
Read the definitionRandom terms
Show more- Dislocation, congenital hip The abnormal formation of the hip joint in which the ball at the top of the thighbone (the femoral head) is…
- Tuberculosis, bovine See: Bovine tuberculosis
- ATM Symbol for the ataxia telangiectasia mutated (ATM) gene. The protein made by the ATM gene functions to…
- Helper cell A type of T cell that participates in the immune response by recognizing foreign antigens and secreting…
- Antidote An agent that counteracts a poison and neutralizes its effects. A chemical antidote is a substance that…
- Helicase An enzyme that unwinds double-strand DNA into two single DNA strands
- Neurofibromatosis type 2 Abbreviated NF2. A genetic disorder characterized by the growth of benign tumors of both acoustic nerves (the…
- Melanosis coli Melanosis coli (Pseudomelanosis coli): A benign, reversible condition usually, but not always, associated…
- Nerve palsy, laryngeal Paralysis of the recurrent laryngeal nerve, a branch of the vagus nerve (a long and important nerve that…
- Health care proxy A health care proxy is one form of advance medical directive. Advance medical directives pertain to treatment…
- Lithotomy position Position in which the patient is on their back with the hips and knees flexed and the thighs apart. The…
- American Medical Association : The AMA. The AMA's mission statement proclaims: 'We are the Voice of the American Medical Profession. 'We…