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).
Pleural space
The tiny area between the two layers of the pleura (the thin covering that protects and cushions the lungs). The pleural space is normally filled with a small amount of fluid
Read the definitionRandom terms
Show more- Diabetic retinopathy A common complication of diabetes affecting the blood vessels in the retina (the thin light-sensitive…
- Zooparasite A living parasite, such as a worm or protozoa
- Artemsisia annua A Chinese herb (qinghaosu or sweet wormwood) from which is extracted the antimalarial agent artemisinin
- Niemann-Pick disease type A The classical infantile form of the disease. See: Niemann-Pick disease
- Hyperhidrosis Hyperhidrosis: Excessive sweating. Hidrosis meaning sweating, so hyperhidrosis is too much sweating.
- Basal temperature 1) Usually, a person's temperature on awakening in the morning. As changes in basal temperature accompany…
- Breastfeeding Breastfeeding: Feeding a child human breast milk. According to the American Academy of Pediatrics, human…
- Tail 1. A slender appendage, such as the tail of the pancreas. 2. The appendage that protrudes from the buttocks…
- Anterograde memory Loss of short-term memory with retention of memories from the distant past (long-term memory)
- Occipital 1. Pertaining to the occiput, the back of head. 2. Located near the occipital bone as, for example, the…
- Tachycardia, ventricular An abnormally rapid heart rhythm that originates from a ventricle, one of the lower chambers of the heart…
- Pistol-shot pulse See: Pulse, water hammer