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).
Thanatophoric dysplasia
A form of short-limbed (micromelic) dwarfism that usually causes death within the first few hours after birth. Thanatophoric dysplasia is due to a lethal mutation (change) in the same gene that produces achondroplasia, a familiar and far…
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Show more- Skin test for immunity A method of evaluating whether a person has developed an immune response to certain infections. A substance…
- PRKAR1A Stands for Protein Kinase A Regulatory subunit 1-alpha. A multiple neoplasia syndrome called type I Carney…
- Zeitgeber An environmental agent or event that provides the cue for setting or resetting a biological clock. To be…
- Talipes Clubfoot. The Latin word talipes was compounded from talus (ankle) + pes (foot) since, with the common…
- Peak-flow meter This hand-held device measures air flow (how fast air is blown out of the lungs). Patients can use peak-flow…
- Toxoplasma gondii A single-celled parasite that causes toxoplasmosis (toxo) . Toxoplasma gondii is very common (more than 60…
- Valgus (valga, valgum) Angled outward, bent or twisted outward, as in cubitus valgus, coxa valga, hallux valgus, and…
- Leukoencephalopathy with vanishing white matter White matter: An inherited brain disease that occurs mainly in children. and follows a chronic progressive…
- Aristotle Aristotle of Stagira (384-322 B.C.), Greek philosopher and scientist. The son of a physician, Aristotle was a…
- FluMist FluMist™. See: Nasal flu vaccine
- Insecticidal Capable of killing insects or controlling their growth
- Gland 1. A group of cells that secrete a substance for use in the body. For example, the thyroid gland. 2. A group…