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).
Acapnia
Less than the normal level of carbon dioxide in the blood. The opposite of hypercapnia. The origin of the word 'acapnia' is curious. It comes from the Greek 'a-' meaning 'without' + 'kapnos' meaning 'smoke' so acapnia literally means…
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Show more- Transplant, hand and forearm Transplantation of the hand and the forearm from one person (a deceased donor) to another (the recipient). In…
- Triglycerides The major form of fat. A triglyceride consists of three molecules of fatty acid combined with a molecule of…
- Four-finger crease See: Simian crease
- Leg In popular usage, the leg extends from the top of the thigh down to the foot. However, in medical…
- Gastroschisis A birth defect in which there is a separation in the abdominal wall. Through this opening protrudes part of…
- Dermatitis, atopic A skin disease characterized by areas of severe itching, redness, scaling, and loss of the surface of the…
- Skin graft Skin that is used to cover an area where the patient's skin has been lost due to a burn, injury, or surgery…
- Pain, elbow Elbow pain is most often the result of tendinitis, which can affect the inner or outer elbow. Treatment…
- Knee-jerk Adjective meaning readily predictable to the point of being automatic. Knee-jerk often has a negative…
- Psychosomatic illness The mind influences the body to create or exacerbate illness.
- Deletion Loss of a segment of DNA from a chromosome (and hence from the genome). The first human chromosome deletion…
- Clot, blood See Blood clot