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).
Metatarsal
One of the five cylindrical bones extending from the heel (the tarsus) to the toes on each foot. The metatarsals are numbered from the inside out, so the first metatarsal extends to the big toe and the fifth metatarsal goes to the littlest…
Read the definitionRandom terms
Show more- Deoxyhemoglobin The form of hemoglobin without oxygen, the predominant protein in red blood cells. Hemoglobin forms an…
- Therapy, hormone replacement (HRT) The combination therapy of estrogen plus progestogen, termed hormone replacement therapy (HRT). Estrogen…
- Cerebral vascular disease See: Cerebrovascular disease
- Hepatico- A combining form used before a consonant to indicate a relationship to a hepatic duct or the liver. From the…
- Medulla oblongata The base of the brain, which is formed by the enlarged top of the spinal cord. This part of the brain…
- Podocyte A cell with branching tentacle-shaped extensions that constitutes the barrier through which blood is filtered…
- Heartworm Dirofilaria immitis. A common parasite of dogs in many parts of the world that occurs in other animals…
- Tooth erosion Tooth erosion is a gradual loss of the normally hard surface of the tooth due to chemical, not bacterial…
- Membrane-associated neutral endopeptidase Pertaining to a membrane. As in acute membranous gingivitis, membranous nephropathy, and pseudomembranous…
- Strabismus surgery Surgery for strabismus, a condition in which the visual axes of the eyes are not parallel and the eyes appear…
- Intrauterine In the uterus (the womb). As opposed to extrauterine: outside the uterus. For example, normal pregnancies are…
- Somatic mutation A mutation in a somatic cell, in contrast to a mutation in a germ cell. See also: Acquired mutation.