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).
Macules
Small circumscribed changes in the color of skin that are neither raised (elevated) nor depressed. Macules are never large. They are basically little spots or blemishes in the skin. They are entirely flat and can only be appreciated by…
Read the definitionRandom terms
Show more- Herpesvirus One of a family of double-stranded DNA viruses that cause common infections in humans. These include: herpes…
- Syndrome, polycystic ovary See: Polycystic ovarian syndrome
- Atherosclerosis A process of progressive thickening and hardening of the walls of medium-sized and large arteries as a result…
- Activated leukocyte cell adhesion molecule See: ALCAM
- Meningioma A common type of slow growing, usually benign brain tumor that arises from the dura, one of the meninges, the…
- CALLA Common acute lymphocytic leukemia antigen. See: Metallomembrane endopeptidase
- Postoperative care Care given after surgery until the patient is discharged from the hospital or surgicenter and, in some cases…
- Blurred vision Lack of sharpness of vision with, as a result, the inability to see fine detail. Blurred vision can occur…
- Cell cycle The sequence of events within the cell between cell divisions. The cell cycle is conventionally divided into…
- Breast abscess A local accumulation of pus within the breast due to infection. Symptoms may include painful local swelling…
- Pulse, Corrigan A pulse that is full and then suddenly collapses. Named for the Irish physician Dominic John Corrigan…
- Esophagectomy An operation to remove a portion of the esophagus