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).
Decubitus ulcer
A bed sore, a skin ulcer that comes from lying in one position too long so that the circulation in the skin is compromised by the pressure, particularly over a bony prominence such as the sacrum (sacral decubitus). The Latin 'decubitus'…
Read the definitionRandom terms
Show more- Corneal dystrophy, Cogan A disorder in which the cornea (the normally clear front window of the eye) shows grayish fingerprint lines…
- MRSA infection MRSA infection: Frequently used abbreviation for: Methicillin-resistant staphylococcus aureus.
- Antisepsis Prevention of infection by inhibiting or arresting the growth and multiplication of germs (infectious…
- Synovia The joint fluid. The term synovia was invented in 1520 by the Swiss physician (and alchemist) Paracelsus who…
- Wesand See: Weasand
- Dilatation The process of enlargement or expansion. For example, dilatation of the eye is the process by which the pupil…
- American Association of Dermatology One of a multitude of professional societies in the health arena. The AMA (the American Medical Association)…
- Somatic cell nuclear transfer The transfer of the nucleus from a somatic cell into an egg from which the nucleus has been removed
- Lamella A thin leaf, plate, disk, wafer
- Antiparallel A term applied to two molecules that are side by side but run in opposite directions. The two strands of DNA…
- Anaphylactoid purpura See: Schonlein-Henoch purpura
- Louse-borne typhus See: Typhus, epidemic