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.
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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).
HTR1A
A gene on chromosome 5 that encodes a type of receptor for serotonin. See: 5-HT1A
Read the definitionRandom terms
Show more- Gyne- Combining form pertaining to women. From the Greek gyno, gynaikos meaning woman
- Food poisoning Food poisoning: A common flu-like illness typically characterized by nausea, vomiting and diarrhea, due to…
- CLL Chronic lymphocytic leukemia. See: Leukemia, chronic lymphocytic
- Sequence, Klippel-Feil See: Klippel-Feil sequence
- Hashimoto thyroiditis Thyroiditis: A progressive disease of the thyroid gland characterized by the presence of antibodies directed…
- Membranous Pertaining to a membrane. As in acute membranous gingivitis, membranous nephropathy, and pseudomembranous…
- Oligoarthritis Inflammation of four or fewer joints
- Heberden node A small fixed bump on the finger, usually at the last joint of the finger, Heberden's node is a calcified…
- Sinus rhythm The normal regular rhythm of the heart set by the natural pacemaker of the heart called the sinoatrial (or…
- Hypochondriacal neurosis See: Hypochondriasis
- Psoriasis, plaque The most common form of psoriasis -- about 80% of people with psoriasis have this type. Plaque psoriasis can…
- Aspergillosis Infection with the fungus Aspergillus, seen especially in people with a deficient immune system. The clinical…