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).
Chronic insomnia
See Insomnia, chronic
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Show more- Earache Pain in the ear. This can occur because of conditions within the ear itself, the ear canal, or the visible…
- Oxy Street name for OxyContin, prescription painkiller that has become a popular and dangerous recreational drug…
- Transfer RNA (tRNA) A class of RNA that has triplet nucleotide sequence complementary to the triplet nucleotide coding sequences…
- Bisexual suicide risk High rates of suicide have consistently been reported among homosexuals, particularly among adolescents and…
- Polydactyly (hexadactyly) The presence of an extra, sixth finger or toe, a very common congenital malformation (birth defect). This is…
- Rash, varicella Rash, varicella: Varicella (chickenpox) is characterized by a rash, often the first sign of the disease. The…
- BWS See: Beckwith-Wiedemann syndrome
- Orgasmic dysfunction See: Anorgasmia
- CSF (colony-stimulating factor) A laboratory-made agent similar to a substance in the body that stimulates the production of blood cells. The…
- Epidural anesthetic An anesthetic agent injected into the epidural space, the space outside the dura -- the outermost, toughest…
- Microphallus An abnormally small penis. Also called micropenis. In medical practice, the dimension of the penis that is…
- Torus fracture A fracture in which one side of the bone bends, but does not actually break. Torus fractures normally heal on…