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).
Corneal transplant
The replacement of the clear window on the front of the eye (cornea) by a healthy cornea. The procedure is typically done under local anesthesia in an outpatient setting. Transplantation of the cornea may be indicated in cases of severe…
Read the definitionRandom terms
Show more- Pericardial tamponade A life-threatening situation in which there is such a large amount of fluid (usually blood) inside the…
- Q bands A form of chromosome band, one of the bright and dull fluorescent bands seen alternating along the length of…
- Viscus An internal organ of the body, specifically one within the chest (as the heart or lungs) or abdomen (as the…
- Screening, kidney disease Screening (looking) for early kidney disease in people who are not already known to have it. Kidney disease…
- Placenta percreta A placenta that invades the uterine wall. In placenta percreta, the vascular processes of the chorion (the…
- Retinoschisis, juvenile See: Juvenile retinoschisis
- Posterior chamber The space in the eye behind the iris and in front of the lens. (The iris is the colored ring of tissue that…
- Mouth, dry See: Dry mouth
- Turbinectomy Removal of a turbinate bone. The turbinate is a bone in the nose; it is an extension of the ethmoid bone, is…
- Sinus barotrauma Sinus troubles, particularly with pain and a feeling of pressure, due to changing atmospheric pressures, as…
- Syndrome, Stein-Leventhal >Irregular or no periods >Acne >Obesity, and >Excess hair growth. All women with PCO have irregular or no…
- Streptococcus faecalis Now called Enterococcus faecalis. See Enterococcus