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).
Bilious
The adjective for bile, bilious has three meanings. It means of or relating to bile. By extension, bilious means suffering from liver dysfunction (and especially excessive secretion of bile). And, further by extension, it is indicative of…
Read the definitionRandom terms
Show more- Streptococcus haemolyticus Another name for streptococcus pyogenes
- Roundworm A type of parasitic worm that hatches in the intestines and lives there. The eggs of the roundworm usually…
- Nevoid basal cell carcinoma syndrome The Gorlin syndrome
- Apoptosis A form of cell death in which a programmed sequence of events leads to the elimination of cells without…
- Beau-Reil cross furrows See: Beau's lines
- Headache, febrile A headache associated with fever. Because this can sometimes indicate inflammation of the brain, as in…
- Pressure, low blood Any blood pressure that is below the normal expected for an individual in a given environment. Low blood…
- Disinsection Spraying aircraft for insects, a procedure called disinsection. Some countries in Africa, Latin America, the…
- Hedonophobia An abnormal, excessive, and persistent fear of pleasure. Sufferers with this most puritanical of phobias…
- Hangman injury (Hangman's fracture) A broken neck involving a fracture of an upper cervical vertebra similar to the injury suffered in death by…
- Pain, chest See: Chest pain
- Stanolone A semisynthetic analog of dihydrotestosterone