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- Radiology The branch of medicine that uses ionizing and nonionizing radiation for the diagnosis and treatment of…
- Cannabinoid receptor 1 One of the two known receptors in the endocannabinoid (EC) system associated with the intake of food and…
- MAB Or mab. Abbreviation for monoclonal antibody. At the end of a generic drug name, -mab indicates that the drug…
- Thimerosal A mercury-containing preservative used in some vaccines and other products since the 1930's. No harmful…
- Fabricated illness by proxy See: Munchhausen syndrome by proxy
- Tumor marker Tumor markers are substances that can be detected in higher-than-normal amounts in the blood, urine, or body…
- Phonosurgery Surgical procedures that maintain, restore, or enhance the human voice. Phonosurgery includes…
- Olivopontocerebellar atrophy >OPCA I (or SPA 1) -- Autosomal dominant. Onset of symptoms usually in the third or fourth decade of life…
- Urologist A physician who specializes in diseases of the urinary organs in females and the urinary tract and sex organs…
- Cor biloculare A two-chambered heart. Cor biloculare is due to failure of development of the walls that normally separate…
- Spinal cord disease in diabetes Involvement of the spinal cord in people with diabetes. Most of the neurologic attention in diabetes mellitus…
- Traction, orthopedic The use of a system of weights and pulleys to gradually change the position of a bone. It may be used in…