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).
Accessory nerve
The eleventh cranial nerve, which emerges from the skull and receives an additional (accessory) root from the upper part of the spinal cord. It supplies the sternocleidomastoid and trapezius muscles. The sternocleidomastoid muscle is in…
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Show more- Beef tapeworm Taenia saginata, the most common of the big tapeworms that parasitizes people, contracted from infected raw…
- Barlow syndrome Barlow syndrome is mitral valve prolapse (also known as 'click murmur syndrome'), the most common heart valve…
- Syndrome, Raeder's A distinctive syndrome of headaches, also known as cluster headache or migrainous neuralgia. The common…
- Myco- Prefix that denotes a relationship to fungus. From the Greek mykes, meaning fungus
- Plan B Brand name for a progestin-only emergency contraceptive designed to prevent pregnancy within 72 hours after a…
- Unicellular Consisting of one cell only. Some organisms, such as bacteria, are unicellular. Unicellular is in contrast to…
- PA-C Physician Assistant - Certified
- Bed blocker See: Bed blocker
- Carbonmonoxyhemoglobin See: Carboxyhemoglobin
- Activase Brand name of alteplase, a tissue plasminogen activator made by recombinant DNA technology. See: Tissue…
- Rate, pulse The pulse rate is most often taken at the wrist. It measures the number of pulsations in the radial artery…
- Psittacosis (parrot fever) Fever: An infectious disease due to a bacteria (Chlamydia psittaci) contracted from psittacine birds…