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).
Human reproductive cloning
HTLV. A retrovirus that causes adult T-cell leukemia. HTLV is endemic (constantly present) in southern Japan and the Caribbean basin and occurs sporadically in Africa, Latin America, the Middle East, and the US. Adult T-cell leukemia…
Read the definitionRandom terms
Show more- Nail furrows See: Beau's lines
- Immunity The condition of being immune. Immunity can be innate (for example, humans are innately immune to canine…
- Frasier syndrome A condition characterized by the presence of an XY sex chromosome constitution and undermasculinized external…
- Cochlear Pertaining to the cochlea, the organ of hearing
- Nicotinic acid Deficiency of nicotinic acid (also known as niacin), one of the B-complex vitamins, causes pellagra. Pellagra…
- Fungistatic Capable of inhibiting the growth of fungi
- Great saphenous vein The larger of the two saphenous veins, the principal veins that run up the leg superficially (near the…
- Nocturia Excessive urinating at night.
- ADH (antidiuretic hormone) A peptide molecule that is released by the pituitary gland at the base of the brain after being made nearby…
- Miliary aneurysm An aneurysm that is tiny like a millet seed. Miliary aneurysms tend to affect minute arteries in the brain…
- Serine An amino acid, one of the 20 building blocks of protein. A dietary nonessential amino acid, serine is present…
- Amyotrophic lateral sclerosis 7 ALS7. A form of amyotrophic lateral sclerosis (ALS) inherited in an autosomal dominant manner due to mutation…