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).
Vesicant
A substance that causes tissue blistering. A blister agent. Also called a vesicatory.Vesicants are highly reactive chemicals that combine with proteins, DNA, and other cellular components to result in cellular changes immediately after…
Read the definitionRandom terms
Show more- Glabella 1. The area between the eyebrows, just above the nose. 2. The corresponding area on the frontal bone between…
- Gullet The esophagus. The words esophagus and gullet differ in origin. Esophagus comes from the Greek whereas gullet…
- Nat'l Institute of Diabetes, Digestive and Kidney Y Diseases (NIDDK): One of the National Institutes of Health in the U.S., the NIDDK has a multisystem name…
- Cubital 1. Pertaining to the elbow.2. Pertaining to the forearm and hand.3. Pertaining to the ulna.From the Latin…
- Scaffold 1. In genetics, the chromosome structure consisting entirely of nonhistone proteins remaining after all the…
- Indolent lymphoma A lymphoma that tends to grow and spread slowly, in contrast to an aggressive lymphoma which tends to grow…
- Nail In medicine, there are two types of nails. One is just a plain old metal nail used to hold 2 or more pieces…
- Rocky Mountain spotted fever (RMSF) Fever (RMSF): An acute febrile (feverish) disease initially recognized in the Rocky Mountain states, caused…
- Toxic agent syndrome See: Toxic syndrome
- Thumb The short thick finger situated at an angle to the other fingers so it can be opposed to the them, making it…
- Memory, short-term A system for temporarily storing and managing information required to carry out complex cognitive tasks such…
- Syndrome, Rett See: Rett syndrome