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).
Alkaloid, vinca
See: Vinca alkaloid
Read the definitionRandom terms
Show more- Hashimoto thyroiditis Thyroiditis: A progressive disease of the thyroid gland characterized by the presence of antibodies directed…
- Lysosomal enzyme An enzyme in an organelle (a little organ) called the lysosome within the cell. Lysosomal enzymes degrade…
- Atherectomy A procedure for opening up an artery by removing the plaque (atheroma) produced by the build-up of…
- Nicotinic acid Deficiency of nicotinic acid (also known as niacin), one of the B-complex vitamins, causes pellagra. Pellagra…
- Congenital heart disease Congenital heart disease: A malformation of the heart or the large blood vessels near the heart. The term…
- Neurone A variant spelling of neuron. Sometimes preferred in the UK, as in 'His suffering from motor neurone disease…
- Progressive infantile poliodystrophy Ers: A progressive disease of the nervous system characterized by spasticity (tightness), myoclonus and…
- Cord, umbilical See: Umbilical cord
- Metrorrhagia Uterine bleeding at irregular intervals, particularly between the expected menstrual periods. Metrorrhagia…
- Pachydermatous 1. Thick-skinned like a pachyderm (an elephant, rhinoceros, or hippopotamus). 2. By extension, insensitive
- Pouch of Douglas >Culdoscopy, the introduction of an endoscope through the vagina into the cul-de-sac; >Culdoscope, the…
- Virus, pox See: Orthopox