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).
Pimple
A small papule or pustule. Pimples are sebaceous glands (oil glands) that are infected with bacteria, become inflamed, and fill with pus. Pimples are due to overactivity of the sebaceous glands located at the base of the hair follicles…
Read the definitionRandom terms
Show more- Acetone In the body, a chemical that is formed when the body uses fat instead of glucose (sugar) for energy. The…
- RNA, transfer In cooperation with the ribosomes, transfer RNA brings (transfers) activated amino acids into position along…
- Groin In anatomy, the area where the upper thigh meets the trunk. More precisely, the fold or depression marking…
- Quarantine The period of isolation decreed to control the spread of infectious disease. Before the era of antibiotics…
- Syndrome, Fahr This syndrome described in 1930 by T. Fahr is a genetic (inherited) neurological disorder characterized by…
- Pathologist, speech-language See: Speech-language pathologist
- Age-related deafness See: Presbycusis
- Night sweats Night sweats: Severe hot flashes which occur at night and result in a drenching sweat. Night sweats can have…
- Dermatitis, stasis A skin irritation on the lower legs, generally related to circulatory problems. Stasis refers to a stoppage…
- T4 Thyroxine, a thyroid hormone. The number 4 is sometimes in subscript
- Expectorant A medication that helps bring up mucus and other material from the lungs, bronchi, and trachea. An example of…
- Diabetic retinopathy A common complication of diabetes affecting the blood vessels in the retina (the thin light-sensitive…