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).
Actinic keratosis
Our Actinic keratosis Main Article provides a comprehensive look at the who, what, when and how of Actinic keratosis Actinic keratosis: A small rough spot on skin chronically exposed to the sun, precancerous, can develop into a skin cancer…
Read the definitionRandom terms
Show more- Olefaction Common misspelling of olfaction
- Yawn Involuntary opening of the mouth, often caused by suggestion. Yawning is characterized by breathing first…
- Dysostosis, cleidocranial >Absent or incompletely formed collar bones (the 'cleido-' part refers to the clavicles, the collar bones)…
- Adverse drug event See: Adverse reaction
- Ureaplasma A bacterium that commonly infects the urogenital tract and can cause premature birth or spontaneous abortion…
- Poison Any substance that can cause severe distress or death if ingested, breathed in, or absorbed through the skin…
- Dystonia, cranial A term used to describe dystonia that affects the muscles of the head, face, and neck. Oromandibular dystonia…
- Ultraviolet B One of the three types of invisible light rays (together with ultraviolet A and ultraviolet C) given off by…
- Mucolipidosis I A type of mucolipidosis (see below) characterized by deficiency of the enzyme neuraminidase (sialidase)…
- Reflex A reaction that is involuntary. The corneal reflex is the blink that occurs with irritation of the eye. The…
- Behavioral medicine An interdisciplinary field of research and practice that focuses on how people's thoughts and behavior affect…
- Peter Pan syndrome Term coined by pop psychology author Dan Kiley in his book 'Peter Pan syndrome: Men Who Have Never Grown Up.'…