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).
HELLP syndrome
A syndrome featuring a combination of 'H' for hemolysis (the breakdown of red blood cells), 'EL' for elevated liver enzymes, and 'LP' for low platelet count (an essential blood clotting element). The HELLP syndrome is a recognized…
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Show more- Single gene disease Any genetic disorder caused by a change affecting only one gene. There are thousands of single-gene diseases…
- Insufficiency, aortic See: Aortic insufficiency
- Bulla A fluid-filled blister more than 5 mm (about 3/16 inch) in diameter with thin walls. A bulla on the skin is a…
- Somnolent Sleepy or tending to cause sleep. 'Somnolent' came from French. It descends from the Latin 'somnus' meaning…
- Globus minor The globus minor is the tail of the epididymis, a cordlike structure just behind the testis. The globus major…
- Reimplantation Synonymous with replantation. See: Replantation
- Transplant, heart See: Heart transplant
- Pseudomonas cepacia Bacterium now known as Burkholderia cepacia. See: Burkholderia cepacia
- Nuchal Referring to the back of the neck (nape). For example, nuchal rigidity is a stiff neck, sometimes a symptom…
- Biosafety level A specific combination of work practices, safety equipment, and facilities which are designed to minimize the…
- Specific developmental disorder A disorder that selectively affects one area of development, sparing essentially all other areas of…
- Myomectomy Surgery to remove a fibroid from the uterus. A fibroid, or leiomyoma, is a benign tumor that arises from the…