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).
Mouth, trench
See: Trench mouth
Read the definitionRandom terms
Show more- Speech therapy The treatment of speech and communication disorders. The approach used depends on the disorder. It may…
- Nicotine Nicotine: An alkaloid (a nitrogen-containing chemical) made by the tobacco plant or produced synthetically…
- Vertebra, second cervical The second cervical vertebra is called the axis. It is so-named because the uppermost cervical vertebra…
- Allergy scratch test Allergy scratch test: Test done on the skin to identify the allergy substance (the allergen) that is the…
- Mitochondria Normal structures responsible for energy production in cells. Mitochondria are located in the cytoplasm…
- Hydrocephalus, Macewen sign of A sign to detect hydrocephalus (and brain abscess). Percussion (tapping) on the skull at a particular spot…
- Orbit In medicine, the bony cavity in which the eyeball sits together with its associated muscles, blood vessels…
- ACP (American College of Physicians) See: American College of Physicians
- EMSY A novel protein that connects the familial and sporadic forms of breast cancer and ovarian cancer. Some cases…
- Dieldrix Trade name of the insecticide dieldrin. See: Aldrin and dieldrin
- Quater in die (on prescription) Seen on a prescription, qid (or q.i.d.) means 4 times a day (from the Latin quater in die). The abbreviation…
- Intraocular melanoma An eye cancer in which the malignant cells arise in the part of the eye called the uvea. The uvea includes…