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).
Pus
A thick whitish-yellow fluid which results from the accumulation of white blood cells (WBCs), liquified tissue and cellular debris. Pus is commonly a site of infection or foreign material in the body
Read the definitionRandom terms
Show more- Valetudinarian Someone with a weak or sickly constitution, especially someone whose chief concern is being or becoming a…
- CCD (Central core disease of muscle) One of the conditions that produces 'floppy baby' syndrome. CCD causes hypotonia (floppiness) in the newborn…
- Perry syndrome A familial form of Parkinson disease together with depression, weight loss and central hypoventilation in…
- Lupus Lupus: A chronic inflammatory condition caused by an autoimmune disease. An autoimmune disease occurs when…
- Hong Kong flu A pandemic of influenza A (H3N2) in 1968-69. This virus was first detected in Hong Kong in early 1968 and…
- Polyneuritis, acute idiopathic Also known as the Guillain-Barre syndrome, a disorder characterized by progressive symmetrical paralysis and…
- Gerascophobia An abnormal and persistent fear of growing old. Sufferers of this fear experience undue anxiety about aging…
- Nasal septum perforation A hole in the nasal septum, the wall inside the nose that runs down the middle dividing it into two sides…
- Tube A long hollow cylinder. There are many tube-like structures in the human body, such as the auditory tube…
- Sphenopalatine neuralgia A distinctive syndrome of headaches, better known today as cluster headache. There are two main clinical…
- Antimalarial A drug directed against malaria. The original antimalarial agent was quinine which took its name from the…
- Paragonimus infection See: Paragonimiasis