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).
Artemsisia annua
A Chinese herb (qinghaosu or sweet wormwood) from which is extracted the antimalarial agent artemisinin
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Show more- Hypnopompic hallucination A vivid dreamlike hallucination that occurs as one is waking up. The opposite of an hypnagogic hallucination…
- Queensland tick typhus One of the tick-borne rickettsial diseases of the eastern hemisphere. Queensland tick typhus is similar to…
- Ehrlich, Paul (1854-1915) Renowned German scientist and physician. Born near Breslau, Ehrlich got his start there working…
- Poisoning, mercury The metallic element mercury is poisonous to humans. Mercury poisoning can occur in both acute and chronic…
- Ductal carcinoma in situ See: DCIS
- Synesthesia A condition in which normally separate senses are not separate. Sight may mingle with sound, taste with…
- Time, prothrombin A clotting test, the prothrombin time is done to test the integrity of part of the clotting scheme. The…
- Syndrome, Kartagener's The trio of sinusitis, bronchitis and situs inversus (lateral reversal of the position all organs in the…
- Invasive candidiasis A fungal infection that occurs when Candida (a yeast-like fungus) enters the bloodstream and then spreads…
- National Institute for Occupational Safety Health: Known for short as NIOSH, a US Federal agency responsible for conducting research and making…
- Blockers, beta A class of drugs that block beta-adrenergic substances such as adrenaline (epinephrine), a key agent in the…
- Pachymeninx The dura. From pachy- (thick) + -meninx (membrane). The plural is pachymeninges