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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Round window
The membrane separating the inner ear and middle ear. The tympanum (eardrum) separates the middle ear and outer ear
Read the definitionRandom terms
Show more- Ultrafast CT Electron beam computerized tomography (EBCT), a new (and controversial) noninvasive test for the detection of…
- Preop Short for preoperative, before surgery. The opposite of preop is postop
- Mitochondrial cytopathy, Kearns-Sayre type See: Kearns-Sayre syndrome
- DT Diphtheria-Tetanus vaccine.
- Effusion, pleural See: Pleural effusion
- Adult-onset Still disease Although Still disease was first described in children, it is known to begin in adults (rarely). Of all…
- Listeria A group of bacteria capable of causing miscarriage (spontaneous abortion), stillbirth and premature birth and…
- Alveolus One of the tiny air sacs located at the very ends of the bronchioles within the lungs where the exchange of…
- Disease, manic-depressive See Manic-depression
- Post-exposure prophylaxis A treatment administered following exposure to a harmful agent which attempts to block or reduce injury or…
- Mismatch repair A system within the cell for correcting errors in DNA that works by detecting and replacing bases in the DNA…
- Adult T-cell leukemia/lymphoma See: Adult T-cell leukemia