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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Forearm
The portion of the upper limb from the elbow to the wrist. In popular usage, the arm extends from the shoulder to the hand. However, in medical terminology, the arm refers to the upper extremity extending from the shoulder only to the…
Read the definitionRandom terms
Show more- Deformity, Klippel-Feil See: Klippel-Feil sequence
- Lindane An organochlorine pesticide and nerve poison. Also a suspected carcinogen (cancer-causing agent). Although…
- Bacterium The singular of bacteria
- Peritoneal dialysis Technique that uses the patient's own body tissues inside of the belly (abdominal cavity) to act as a filter…
- Azotemia A higher than normal blood level of urea or other nitrogen containing compounds in the blood. The hallmark…
- Toluidine A chemical compound implicated, along with aniline, in the causation of bladder cancer. Aniline and…
- Tube, auditory The tube that runs from the middle ear to the pharynx, also known as the Eustachian tube. The function of…
- Hypotensive Having abnormally low blood pressure (hypotension). See also: Hypertensive; Normotensive
- Nidus The Latin word for 'nest', nidus is used in medicine to refer to any structure that resembles a nest in…
- Raccoon roundworm infection Infection by the raccoon roundworm is also called Baylisascaris. The species commonly found in raccoonsis…
- Ossification The process of creating bone, that is of transforming cartilage (or fibrous tissue) into bone. The human…
- Test, rapid plasma reagin A screening blood test for syphilis. Rapid plasma reagin is commonly abbreviated RPR. A negative…