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).
Flavivirus
A family of viruses transmitted by mosquitos and ticks that cause some important diseases, including dengue, yellow fever, tick-borne encephalitis virus, and West Nile fever. The flaviviruses are positive-strand RNA viruses containing…
Read the definitionRandom terms
Show more- Expectorant A medication that helps bring up mucus and other material from the lungs, bronchi, and trachea. An example of…
- National Institute on Deafness and Other Commun. Deafness and Other Communication Disorders (NIDCD): One of the US National Institutes of Health. The mission…
- Lung cancer, oat cell See: Oat cell cancer
- Chemobrain Cognitive dysfunction associated with chemotherapy. It is thought that chemotherapy may cause memory loss…
- Immunocompetence The ability to produce a normal immune response
- Lys Lysine. See also: Amino acid symbols
- Congenital defect A birth defect.
- Immunoglobulin E Abbreviated IgG. A major class of immunoglobulins found in the blood, including many of the most common…
- PAP 1. Prostatic acid phosphatase. 2. Pulmonary artery pressure
- Stricture An abnormal narrowing of a body passage, especially a tube or a canal. The stricture may be due, for example…
- Papules Small solid rounded bumps rising from the skin that are each usually less than 1 centimeter in diameter (less…
- Macular (skin) Adjective referring to macules which are circumscribed changes in the color of skin that are neither raised…