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).
Peripheral vision
Side vision. The ability to see objects and movement outside of the direct line of vision. Peripheral vision is the work of the rods, nerve cells located largely outside the macula (the center) of the retina. The rods are also responsible…
Read the definitionRandom terms
Show more- Biceps The biceps is a muscle that has two heads or origins. In Latin, biceps means two-headed and is derived from…
- Biological safety level 2 Level 2 biosafety
- Adjuvant chemotherapy Chemotherapy given after tumor surgery. The idea underpinning adjuvant chemotherapy is that the chemotherapy…
- AFIP The Armed Forces Institute of Pathology
- Aerobic exercise Brisk physical activity that requires the heart and lungs to work harder to meet the body's increased oxygen…
- Tablespoon An old-fashioned but convenient household measure of capacity. A tablespoon holds about 3 teaspoons, each…
- Sandhoff disease A genetic disorder with symptoms that are very similar to those of Tay-Sachs disease (TSD) and that is…
- Syndrome, chromosome 4 short-arm deletion This syndrome, called the Wolf-Hirschhorn syndrome, is a chromosome disorder due to partial deletion of the…
- Abuse, physical child Next to child neglect, physical abuse is the second most frequently reported form of child abuse, accounting…
- Branchial cyst Branchial cyst: Also called a branchial cleft cyst, this is a cavity that is a remnant from embryologic…
- Preauricular tag A common minor anomaly, this is a rudimentary tag of ear tissue. It often contains a core of cartilage. The…
- Sac, egg See: Egg sac