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).
Dura
The outermost, toughest, and most fibrous of the three membranes (meninges) covering the brain and the spinal cord. Dura is short for dura mater (from the Latin for hard mother). Also called the pachymeninx (singular) or pachymeniges…
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Show more- Cone snail A fishing-eating snail (Conidae) that inhabits tropical coral reefs and produces toxins that immobilize their…
- Urethral opening, female The urethra is the transport tube leading from the bladder to discharge urine outside the body. In females…
- Michael Stuart Brown See: Brown, Michael Stuart
- Page kidney Chronic longstanding compression of the kidney resulting in hypertension. The kidney is compressed, most…
- Birth defect Any defect present in a baby at birth, irrespective of whether the defect is caused by a genetic factor or by…
- T (thymine) In genetics, T stands for thymine, one member of the A-T (adenine-thymine) base pair in DNA. The other base…
- Male condom The male condom is a sheath placed over the erect penis before penetration, preventing pregnancy by blocking…
- Cheilitis Inflammation of the lips or of a lip. Cheilitis can also be spelled chilitis. Angular cheilitis is…
- Eye melanoma See: Intraocular melanoma
- Nonseminoma A classification of testicular cancers that arise in specialized sex cells called germ cells. Nonseminomas…
- Organic brain syndrome Psychiatric or neurological symptoms, including problems with attention, concentration, and memory…
- Dermatomyositis A chronic inflammatory disease of skin and muscle which is associated with patches of slightly raised reddish…