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).
Treadmill
A machine with a moving strip on which one walks without moving forward. A treadmill was originally a wide wheel turned by the weight of people climbing on steps around its edge, used in the past to provide power for machines or as a…
Read the definitionRandom terms
Show more- Cecum The cecum (also spelled caecum), the first portion of the large bowel, situated in the lower right quadrant…
- Metaphase chromosome A chromosome in the stage of the cell cycle (the sequence of events in the life of a cell) when a chromosome…
- Glans 1) The glans penis, the rounded head of the penis. 2) The rounded head of the clitoris
- Psittacosis (parrot fever) Fever: An infectious disease due to a bacteria (Chlamydia psittaci) contracted from psittacine birds…
- Dental and Craniofacial Research, National Inst. E of (NIDCR): One of the National Institutes of Health (NIH) in the U.S., the NIDCR is for dental and other…
- Methanococcus jannaschii A microbe that produces methane, an important energy source, and contains enzymes that withstand high…
- Provigil Brand name of the drug modafinil. See: Modafinil
- Syndrome, Munchhausen Syndrome, Munchhausen: Recurrent feigning of catastrophic illnesses. Munchhausen syndrome is a psychological…
- Thymosin One of several polypeptide hormones secreted by the thymus that control the maturation of T cells. They are…
- Speed Common street name for a stimulant drug, especially for an amphetamine. Amphetamines have been used to treat…
- Pro- The likelihood that something will happen. For example, a probability of less than .05 indicates that the…
- Hallervorden-Spatz disease A genetic disorder in which there is progressive neurologic degeneration with the accumulation of iron in the…