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).
Acrophobia
An abnormally excessive and persistent fear of heights. Sufferers experience severe anxiety even though they usually realize that, as a rule, heights pose no real threat to them. Derived from the Greek 'acron', height + 'phobos', fear.
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Show more- Febrile herpes A small sore situated on the face or in the mouth that causes pain, burning, or itching before bursting and…
- Allergen A substance that is foreign to the body and can cause an allergic reaction in certain people. For examples…
- Serratus magnus One of the serratus muscles of the back and thorax. The serratus magnus originates from the lateral aspect…
- Talipes equinovarus The common ('classic') form of clubfoot. Talipes is made up of the Latin talus (ankle) + pes (foot). Equino-…
- Insulin resistance syndrome Insulin resistance syndrome: See: Metabolic syndrome
- ECMO Extracorporeal membrane oxygenation
- Ball-and-socket joint A ball-and-socket joint is one in which the round end of a bone fits into the cavity of another bone. The hip…
- Prostate specific antigen Prostate specific antigen: Widely known as PSA. See: PSA.
- Cell, antigen-presenting A cell that can 'present' antigen in a form that T cells can recognize it. The cells that can 'present'…
- Pulmonary insufficiency 1. Incomplete closure of the pulmonary valve in the heart, allowing blood to return from the pulmonary artery…
- Cat scratch fever A bacterial infection due to a cat scratch seen most often today in people with HIV. The disease…
- Chiropractic A system of diagnosis and treatment based on the concept that the nervous system coordinates all of the…