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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Meningococcal meningitis
Meningitis: Inflammation of the meninges (the membranes covering of the brain and spinal cord) due to infection with the meningococcus bacterium Neisseria meningitidis. Meningococcal meningitis typically starts like the flu with the sudden…
Read the definitionRandom terms
Show more- Heatliness A characteristic of certain foods or other substances believed to cause emotional or physical reactions…
- Neurological Having to do with the nerves or the nervous system
- Percutaneous transluminal coronary angioplasty Angioplasty: PTCA. The use of a balloon-tipped catheter to enlarge a narrowed artery
- Chemosense The chemical sensing system. The sense of smell is part of our chemical sensing system, or the chemosenses
- Hepatobiliary Having to do with the liver plus the gallbladder, bile ducts, or bile. For example, MRI (magnetic resonance…
- Spit 1. As a noun: Popular term for sputum.2. As a verb: To eject sputum; to expectorate.See: Sputum
- Myoma A benign tumor of smooth muscle in the wall of the uterus. A myoma of the uterus is commonly called a…
- Licensed clinical social worker A social worker trained in psychotherapy who helps individuals deal with a variety of mental health and daily…
- Thyroid insufficiency See: Hypothyroidism
- Scleredema adultorum A misleading term since scleredema can also occur in children. See: Scleredema
- Aseptic bursitis Inflammation of a bursa that is not caused by infection. A bursa is a closed fluid-filled sac that functions…
- Migraine Migraine: Usually, periodic attacks of headaches on one or both sides of the head. These may be accompanied…