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).
Tourette syndrome
Tourette syndrome: A tic disorder characterized by the presence of chronic vocal and motor tics, probably based on differences in or damage to the basal ganglia of the brain. Tourette syndrome usually emerges between the ages of 6 and 18…
Read the definitionRandom terms
Show more- Amelanotic melanoma See: Melanoma, amelanotic
- Respiratory system The organs that are involved in breathing. These include the nose, throat, larynx, trachea, bronchi, and lungs
- Human Genome Organisation The international organization of scientists involved in the Human Genome Project, the global initiative to…
- Lymphoma, Burkitt See: Burkitt lymphoma
- Interleukin-3 A protein that stimulates the immune system to develop mast cells and bone-marrow cells. Abbreviated IL-3
- Avuncular 1. Literally, relating to an uncle. 2. Figuratively, suggestive of an uncle, as in geniality. 3 In medical…
- Pelvis, gynecoid The gynecoid pelvis is one that is generally characteristic of a woman in its bone structure and therefore…
- ALCAM A receptor expressed on T cells which is involved in the adhesion of cells. ALCAM stands for activated…
- Papular Adjective referring to one or more small solid rounded bumps rising from the skin that are each usually 0.5…
- Mutation, somatic See: Somatic mutation.
- Lymphocytosis Too many lymphocytes, a finding that may be a marker for infection or disease.
- Immunization, hepatitis B Hepatitis B (hep B) vaccine gives prolonged protection, but 3 shots over a half year are usually required. In…