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).
Avian influenza
Also called fowl plague, avian flu, and bird flu. A highly contagious viral disease with up to 100% mortality in domestic fowl. Caused by influenza A virus subtypes H5 and H7. All types of birds are susceptible to the virus but outbreaks…
Read the definitionRandom terms
Show more- Ascus An elongated spore case containing the spores of certain fungi including yeast
- CT, Ultrafast Electron beam computerized tomography (EBCT), a new (and controversial) noninvasive test for the detection of…
- Blastocystis hominis The parasitic organism that causes blastocystosis. See Blastocystosis
- Vincent gingivitis This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead…
- Dupuytren contracture 1777-1835) The leading French surgeon of the early part of the 19th century. Dupuytren reported the condition…
- Gamete The sperm or the egg. Each human gamete normally has 23 chromosomes, the haploid number of chromosomes, half…
- Arthritis, psoriatic Joint inflammation associated with psoriasis
- McClintock, Barbara (1902-1992) American geneticist who won the 1983 Nobel Prize in Physiology or Medicine for her discovery of…
- Dysplastic nevi Atypical moles whose appearance is different from that of a common ordinary mole. Dysplastic nevi tend to be…
- Photophobia Painful oversensitivity to light. For example, there is photophobia in measles (rubeola). Keeping the lights…
- Family history of colorectal cancer See: Colon cancer family history
- Transesophageal echocardiography A diagnostic test, using a special probe placed within the esophagus, that employs ultrasound waves to make…