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).
Treponema pallidum
The cause of syphilis, this is a microscopic bacterial organism called a spirochete, a worm-like spiral-shaped organism that wiggles vigorously when viewed under a microscope. Treponema pallidum was discovered in 1905 by the German…
Read the definitionRandom terms
Show more- Deer mouse A deceptively cute rodent capable of carrying the types of hantavirus that cause HPS (hantavirus pulmonary…
- Perichondroma A tumor arising from the perichondrium, the dense membrane composed of fibrous connective tissue that closely…
- Radiologic Having to do with radiology.
- ASL American Sign Language
- Basal cell nevus syndrome The Gorlin syndrome
- Torus fracture A fracture in which one side of the bone bends, but does not actually break. Torus fractures normally heal on…
- Physiologic Something that is normal, neither due to anything pathologic nor significant in terms of causing illness
- Cyclin E A protein that is part of a molecular network that controls the cell cycle. There are a large number of…
- Prognostic 1. (adjective) In medicine, relating to the prognosis of a disease. For example, a favorable prognostic…
- Barker, Horace Albert (1907-2000) American biochemist who, among other things, discovered the biologically active forms of vitamin…
- Bronchiolitis Inflammation of the bronchioles, the airways that extend beyond the bronchi and terminate in the alveoli…
- Leukemia, acute nonlymphocytic Leukemia, acute nonlymphocytic: Abbreviated ANLL. More commonly called acute myeloid leukemia (AML). A…