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).
Liver biopsy
Liver biopsy: A procedure in which a small sample of the liver is removed for the diagnosis of abnormal liver conditions. There are several methods of obtaining biopsies of the liver, but unless it is an unusual situation, the most common…
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Show more- Insecticide-treated bednet A bednet that has been treated with insecticide to protect against mosquitos and malaria. 'Provision of…
- Cuts Severed skin. Washing a cut or scrape with soap and water and keeping it clean and dry is all that is…
- Coccyx bone The small tail-like bone at the bottom of the spine very near to the anus. The coccyx is made up of 3-5…
- Death, black The black plague or the plague. In 14th century Europe, the victims of the 'black plague' had bleeding below…
- Tube, tympanostomy A small plastic tube inserted into the eardrum to keep the middle ear aerated for a prolonged period of time…
- CD4 count, absolute See: Absolute CD4 count
- Draft DNA sequence Sequence of a DNA with less accuracy than a finished sequence. In a draft sequence, some segments are missing…
- CB2 See: Cannabinoid receptor 2.
- Acrochordon A small tag of skin that may have a stalk (a peduncle). An acrochordon may appear on skin anywhere although…
- COL2A1 The gene responsible for the production of the alpha1(II) chain of type II collagen. Mutations in the COL2A1…
- Opisthotonos A great rigid spasm of the body with the back fully arched and the heels and head bent back. Opisthotonos…
- Rad Radiation absorbed dose, a measure for a dose of ionizing radiation