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).
Analgesic
A drug or medicine given to reduce pain without resulting in loss of consciousness. Analgesics are sometimes referred to as painkiller medications. There are many different types of analgesic medications available in both prescription and…
Read the definitionRandom terms
Show more- Nasal-spray flu vaccine See: Nasal flu vaccine
- Acoustic aphasia See: Auditory aphasia
- Vascular hemophilia See: Von Willebrand disease
- Vomit Matter from the stomach that has come up into and may be ejected beyond the mouth, due to the act of…
- Laryngectomy Surgery to remove part or all of the larynx is a partial or total laryngectomy. In either operation, the…
- Methadone A synthetic opiate. The most common medical use for methadone is as a legal substitute for heroin in…
- Congenital cervicothoracic vertebrae synostosis See: Klippel-Feil sequence
- Lactase Enzyme that breaks down the milk sugar lactose into glucose and galactose. Persons with a deficiency of…
- Fetal rubella effects The constellation of abnormalities, also called the rubella syndrome, caused by infection with the rubella…
- Trachoma A chronic inflammatory eye disease due to infection with a bacterium called Chlamydia trachomatis. Trachoma…
- TACE Transarterial chemoembolization, a procedure in which the blood supply to a tumor is blocked (embolized) and…
- Bar chart Proper term in mathematics for what is popularly called a bar graph. See: Bar graph