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).
Rosacea
Rosacea: A chronic skin disease that affects the middle third of the face with persistent redness over the areas of the face and nose that normally blush: mainly the forehead, the chin and the lower half of the nose. The tiny blood vessels…
Read the definitionRandom terms
Show more- Natriuretic Causing natriuresis, the excretion of an excessively large amount of sodium in the urine. A hybrid of the…
- Rate, basal metabolic A measure of the rate of metabolism. For example, someone with an overly active thyroid will have an elevated…
- Teaspoon An old-fashioned but convenient household measure. A teaspoon holds about 5 cc of liquid
- Ciliary neuralgia A distinctive syndrome of headaches, better known today as cluster headache. There are two main clinical…
- Fasciolopsis buski The giant intestinal fluke. See: Fasciolopsis
- Myometrium The muscular outer layer of the uterus.
- Octalene Trade name of the insecticide aldrin. See: Aldrin and dieldrin
- HAPE Acronym for High Altitude Pulmonary Edema, the accumulation in the lungs of extravascular fluid (fluid…
- Serositis Inflammation of the serous tissues of the body. The serous tissues line the lungs (pleura), heart…
- Cyt- Prefix used in place of cyto- before a vowel. See: Cyto-
- Cystine transport disease Commonly known as cystinuria, this is an inherited (genetic) disorder of the transport of an amino acid (a…
- Tetranucleotide A sequence of 4 base pairs. (Bases are the building blocks of DNA.) Expansion of a tetranucleotide repeat…