MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Joint, atlas and axis
The joint between the atlas and axis bones. The atlas is the first cervical (neck) vertebra which is just under the head; it is named for Atlas, the Greek god who supported the world on his shoulders. The axis is the second cervical…
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Show more- Corn A small calloused area of skin caused by local pressure irritating tissue over a bony prominence. Corns most…
- Betel nut The nut of the Areca palm tree and an ingredient of betel nut quid, an addictive mix chewed in some Pacific…
- Leg, lower The lower leg is the bottom segment of the leg: the part below the knee. The lower leg contains two long…
- Th3 A distinct type of T-helper cell. See: T-helper cell
- Orthopedics The branch of surgery broadly concerned with the skeletal system (bones). Orthopedics is how this field of…
- Pediatric kidney infection See: Urinary tract infection in children
- Optometrist A health care professional who is licensed to provide primary eye care services: > >to examine and diagnose…
- CC chemokine receptor 5 See: CCR5
- Dorian Gray effect Sudden aging, an abrupt change from seeming youthfulness to the reality and ravages of age, as can occur…
- Psoriasis, flexural A form of psoriasis found in the armpits, groin, under the breasts and in other flexion creases (skin folds)…
- External radiation therapy Radiation therapy using a machine located outside the body to aim high-energy rays at a tumor.
- Antonomasy See: Antonomasia