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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Achondrogenesis type II
A severe inherited disorder of bone growth characterized by a short body and limbs and a lack of bone formation in the spine and pelvis. Infants with this disorder have short arms and legs, a small chest with short ribs, and underdeveloped…
Read the definitionRandom terms
Show more- Catecholamine Pronounced cat·e·chol·amine. An amine derived from the amino acid tyrosine -- examples include epinephrine…
- Fundoplication A surgical teque that strengthens the barrier to acid reflux when the lower esophageal sphincter does not…
- Atopy The genetic tendency to develop the classic allergic diseases -- atopic dermatitis, allergic rhinitis (hay…
- DT immunization DT (diphtheria and tetanus) vaccine does not protect from pertussis and is usually reserved for individuals…
- L Abbreviation for liter, a metric measure of capacity that, by definition, is equal to the volume of a…
- Iron An essential mineral. Iron is necessary for the transport of oxygen (via hemoglobin in red blood cells) and…
- Gynecoid pelvis The gynecoid pelvis is one that is generally characteristic of a woman in its bone structure and therefore…
- Nerve, sixth cranial The sixth cranial nerve is the abducent nerve, a small motor nerve that has one task: to supply a muscle…
- Lupus Lupus: A chronic inflammatory condition caused by an autoimmune disease. An autoimmune disease occurs when…
- Nerve, trigeminal This nerve functions both as the chief nerve of sensation for the face and as the motor nerve controlling the…
- Test, Brazelton A widely used test of the newborn baby as to their neurologic status and developmental progress. The…
- Teratogen, Ecstasy as Ecstasy is an illicit drug considered a recreational or party drug. It acts as both a stimulant and a…