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).
Pneumocystis
Pneumocystis jiroveci (previously classified as Pneumocystis carinii), the fungus that causes pneumocystis pneumonia (PCP). Pneumocystis jiroveci is found worldwide, in humans and animals. Serologic evidence indicates that most healthy…
Read the definitionRandom terms
Show more- Mousepox A disease of mice caused by the ectromelia virus. See: Ectromelia virus
- Bradykinesia Bradykinesia: Slowed ability to start and continue movements, and impaired ability to adjust the body's…
- Achilles tendon A tough sinew that attaches the calf muscle to the back of the heel bone. The Achilles tendon is one of the…
- Histiocytosis, lipid A form of histiocytosis that affects lipid (fat) storage. Also known as Niemann- Pick disease…
- Seizure, automatic See: Automatic seizure
- Syndrome, Launois-Bensaude A disorder characterized by painless symmetrical diffuse deposits of fat beneath the skin of the neck, upper…
- Chromosome, acrocentric An abnormal chromosome that is distinctive in appearance but not fully identified. A marker chromosome is not…
- Aspartic acid An amino acid, one of the 20 building blocks of protein. A amino acid that is not essential to the human…
- Rehydrate To restore lost water to the body tissues and fluids. Prompt rehydration is imperative whenever dehydration…
- Heberden node A small fixed bump on the finger, usually at the last joint of the finger, Heberden's node is a calcified…
- Caduceus 1. A rod with two snakes entwined about it topped by a pair of wings.2. An insignia of a caduceus meant…
- Midwife A person trained to assist a woman during childbirth. Many midwives also provide prenatal care for pregnant…