MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
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).
Surgeon General
In the United States, the chief medical officer of the U.S. Public Health Service (USPS), the agency responsible for the public health of the American people. The Public Health Service (PHS) administers a number of critically important…
Read the definitionRandom terms
Show more- Tic A repetitive movement that is difficult, if not impossible, to control. Tics can affect any group of muscles…
- Gingivitis, fusospirillary This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead…
- Dutch-Kentucky syndrome See: Hecht syndrome
- Tocus Labor, childbirth. Directly from the Greek 'tokos' meaning childbirth
- B virus An infectious agent commonly found among macaque monkeys, including rhesus macaques, pig-tailed macaques, and…
- Emergency contraception The prevention of pregnancy after unprotected vaginal intercourse. Emergency contraception may use drugs…
- Recombinant DNA molecules A combination of DNA molecules of different origin that are joined using recombinant DNA technology
- Effusion, pleural See: Pleural effusion
- Sign Any objective evidence of disease. Gross blood in the stool is a sign of disease. It can be recognized by the…
- Craniometaphyseal dysplasia An inherited skeletal condition that involves abnormal bone formation and abnormal mineralization of the…
- Height growth See: Normal growth
- Large-cell lymphoma A novel type of bacterium first isolated in Hong Kong in 2001 from the blood and empyema (pus in the chest)…