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).
PSP
Progressive supranuclear palsy, a neurologic disorder of unknown origin that gradually destroys cells in many areas of the brain, leading to serious and permanent problems with the control of gait and balance. The most obvious sign of the…
Read the definitionRandom terms
Show more- Alpha-linolenic acid An essential fatty acid found in flaxseed oil, canola oil and walnuts. Abbreviated ALA
- Pneumocystis carinii Now called Pneumocystis jiroveci. See: Pneumocystis
- Ethmoid 1. As an adjective: spongy or sievelike. From the Greek ethmos, sieve + eidos, resemblance = like a sieve. 2…
- Hypo- Prefix meaning 'low, under, beneath, down, below normal' as in hypocalcemia (low calcium in the blood)…
- Familial Parkinson disease type 5 A familial form of Parkinson disease inherited in an autosomal dominant manner due to mutation in the UCHL1…
- Acquired epileptiform aphasia See Landau-Kleffner syndrome
- Chemoprevention The use of natural or laboratory-made substances to prevent a disease such as cancer. The regular use of…
- Replacement therapy, estrogen (ERT) Estrogen replacement therapy (ERT) is used to treat menopause. It reduces or stops the short-term changes of…
- Random mating Totally haphazard mating with no regard to the genetic makeup (genotype) of the mate so that any sperm has an…
- RAD51 An enzyme that coordinates recombination and that is important to the process of error-free DNA repair by…
- Prefixes, medical Medical words are often put together, cobbled from two or more building blocks. Among these building blocks…
- Lyme disease Lyme disease: Lyme disease is a bacterial illness caused by a bacterium called a 'spirochete.' Lyme disease…