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).
Excimer laser
A laser that emits very concentrated light in the ultraviolet (UV) region of the spectrum. Excimer lasers are used, for example, in: > >Ophthalmology -- to vaporize part of the surface layer of the cornea and thus reshape the cornea to…
Read the definitionRandom terms
Show more- Belly pain Pain in the abdomen. See: Abdominal pain
- Chloroprene A possible carcinogen (cancer-causing agent) primarily used in the production of the elastomer…
- Lentigines When there is one lentigo, there are usually more lentigines
- Dialysis Dialysis: The process of cleansing the blood by passing it through a special machine. Dialysis is necessary…
- Orchitis Inflammation of the testis (male sex organ). There are many causes of inflammation of the testis including…
- Eponym Something named after someone. For example, a condition called Shiel's syndrome might be named after someone…
- Descending aorta The descending aorta is the part of the aorta, the largest artery in the body, that runs down through the…
- Lymphadenopathy virus Another name for the human immunodeficiency virus (HIV), the cause of AIDS. HIV has also been called the…
- Tired A feeling of a lessened capacity for work and reduced efficiency of accomplishment, usually accompanied by a…
- Digit A finger or toe
- Score, Gleason A grading system for prostate carcinoma. See Gleason score
- Nonagenarian Someone in his or her ninties, that is, between 90 and 99 years of age. See also: Age by decade