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.
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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).
Pachydactyly
Thick fingers or toes. A feature, for example, of neurofibromatosis. From the Greek pachys, thick + daktylos, finger or toe
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Show more- Cerebrovascular ferrocalcinosis A condition, first described in 1930 by T. Fahr and therefore called Fahr syndrome, that is a genetic…
- Sinus headache A headache caused by pressure within the sinus cavities of the head, usually in connection with infection of…
- Mastectomy, radical Removal of all breast tissue, from just under the collar bone to the abdomen, including the chest wall…
- Vitamin B -- niacin Deficiency of niacin, one of the B-complex vitamins, causes pellagra. See: Pellagra
- Andrology The branch of medicine concerned with men's health, particularly male infertility and sexual dysfunction…
- Rubella (historical note) In 1941 N. M. Gregg, an Australian ophthalmologist, recognized that infection of the mother with rubella…
- Apollo In Greek mythology, often considered to be a god of healing. In stories such as The Iliad, Apollo is depicted…
- Homologies Similarities in DNA or protein sequences between individuals or between species
- Parenteral nutrition Intravenous feeding. Also called parenteral alimentation
- Radical neck dissection A surgical procedure involving the removal of a tumor from the neck with an additional margin of normal…
- Nirenberg , Marshall W. (b. 1927) American biochemist who shared the 1968 Nobel Prize in Physiology or Medicine for his work in…
- Discharge, nipple See: Breast discharge