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.
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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).
Fat
1 Along with proteins and carbohydrates, one of the three nutrients used as energy sources by the body. The energy produced by fats is 9 calories per gram. Proteins and carbohydrates each provide 4 calories per gram. 2 Total fat; the sum…
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Show more- Vertebrae, lumbar There are 5 lumbar vertebrae. The lumbar vertebrae are situated between the thoracic vertebrae and the sacral…
- T (thymine) In genetics, T stands for thymine, one member of the A-T (adenine-thymine) base pair in DNA. The other base…
- Telangiectasia perstans A form of mastocytosis that usually affects adults, characterized by the presence of multiple hyperpigmented…
- Nicotinic acid Deficiency of nicotinic acid (also known as niacin), one of the B-complex vitamins, causes pellagra. Pellagra…
- Goodman syndrome A genetic syndrome characterized by acrocephalosyndactyly -- birth defects involving the head and face and…
- Periodontal disease A bacterial infection that destroys the attachment fibers and supporting bone that hold the teeth in the…
- Brain edema See: Cerebral edema
- Artery, brachial See: Brachial artery
- Intestinal obstruction Blockage of the intestine by infolding (intussusception), malformation, tumor, digestive problems, a foreign…
- Syringe A device used in medicine to inject fluid into or withdraw fluid from the body. Medical syringes consist of a…
- Berserk Frenzied, enraged. From the Norse berserkr, one of the old Norse warriors who worked themselves into a frenzy
- Labial sounds The lips are not only anatomic features of note, they are organs of speech essential to certain…