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).
Antiparallel
A term applied to two molecules that are side by side but run in opposite directions. The two strands of DNA are antiparallel. The head of one strand is always laid against the tail of the other strand of DNA
Read the definitionRandom terms
Show more- Spondylolisthesis Forward movement of one of the building blocks (vertebrae) of the spine in relation to an adjacent vertebra…
- Shoulder, frozen See: Frozen shoulder
- AAFP (American Academy of Family Physicians) >To provide responsible advocacy for and education of patients and the public in all health-related matters…
- Qid (on prescription) A Chinese herb (also called sweet wormwood) from which is extracted the antimalarial agent artemisinin.
- Endoscopic retrograde cholangiopancreatography Abbreviated ERCP. A procedure done to diagnose and treat problems in the liver, gallbladder, bile ducts, and…
- Patient A person under health care. The person may be waiting for this care or may be receiving it or may have…
- Cradle cam See: Kiddie cam
- Murine typhus An acute infectious disease with fever, headache, and rash, all quite similar to, but milder than, epidemic…
- Hypoalbuminemia An abnormally low blood level of albumin. Normally, albumin is the most plentiful protein in human blood and…
- Syndrome, Aase-Smith I See: Aase-Smith syndrome I
- Angina trachealis Angina trachealis: This has nothing whatsoever to do with the usual type of angina (angina pectoris) which is…
- Aqueous humor In medicine, humor refers to a fluid (or semifluid) substance. Thus, the aqueous humor is the fluid normally…