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).
Cotinine
The major metabolite (breakdown product) of nicotine. Exposure to nicotine can be measured by analyzing the cotinine level in the blood, saliva, or urine. Since nicotine is highly specific to tobacco smoke, serum cotinine levels track…
Read the definitionRandom terms
Show more- Xanthomatosis A condition in which fatty deposits occur in various parts of the body. These fatty deposits are called…
- Emergency contraception The prevention of pregnancy after unprotected vaginal intercourse. Emergency contraception may use drugs…
- Facial nerve paralysis Loss of voluntary movement of the muscles on one side of the face due to abnormal function of the facial…
- Ileum The lowest part of the small intestine, located beyond the duodenum and jejunum, just before the large…
- Aspie Name that many people with Asperger syndrome call themselves
- Vertebra, prominent The 7th cervical (neck) vertebra (C7) is sometimes called the prominent vertebra because of the length of its…
- Erythema infectiosum A sometimes-used Latin name for fifth disease. See Fifth disease
- Monilia A yeast-like fungus now called Candida.
- Alpha-ET Street name for alpha-ethyltryptamine
- Pythagoras (Born c. 580 B.C.E.) Greek philosopher and mathematician who promoted health through a special vegetarian diet
- Apolipoprotein E A type of lipoprotein (a protein connected to a fat). Apolipoprotein E is abbreviated ApoE and the gene that…
- Dual X-ray absorptometry See: DXA