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).
Naris
One of the two nares, the openings to the nasal cavities that allow air to flow in and out or, more simply, a nostril. Naris is the Latin singular of nares and is less used in medicine than nares
Read the definitionRandom terms
Show more- Gymnophobia An abnormal and persistent fear of nudity. Sufferers of this phobia experience undue anxiety even though they…
- C6 (cervical vertebra) The sixth cervical (neck) vertebra from the top. The next-to-last of the seven cervical vertebrae
- Rheumatologist A specialist in the non-surgical treatment of rheumatic illnesses, especially arthritis. Rheumatologists have…
- Secretase, beta- An enzyme that appears to be directly involved in the early development of Alzheimer's disease…
- Case-to-infection proportion See: Case-to-infection ratio
- Forensic genetics The branch of genetics that deals with the application of genetic knowledge to legal problems and legal…
- OR (abbreviation) Stands for 'operating room'. A facility equipped for performing surgery. OR is sometimes written O.R.
- Bruton agammaglobulinemia tyrosine kinase A genetic type of immunodeficiency characterized by failure to produce mature B lymphocytes and gamma…
- Heterozygous Possessing two different forms of a particular gene, one inherited from each parent. A person who is…
- Hepatic vein One of the veins which drains blood from the liver
- Aniso In hematology, short for anisocytosis
- LASIK LASIK: Abbreviation standing for laser-assisted in situ keratomileusis, a kind of laser eye surgery designed…