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).
External ear
There are three sections of the ear. They are the external ear, the middle ear, and the inner ear. The external ear looks complicated but it is functionally the simplest part of the ear. It consists of the pinna or auricle (the visible…
Read the definitionRandom terms
Show more- Human neutrophil peptide See: Defensin
- Attack, vasovagal See: Vasovagal reaction
- Wiedemann-Beckwith syndrome See: Beckwith-Wiedemann syndrome
- Japanese encephalitis A mosquito-borne viral infection, the leading cause of viral encephalitis in Asia. Japanese encephalitis…
- RNA, transfer In cooperation with the ribosomes, transfer RNA brings (transfers) activated amino acids into position along…
- Blunted affect See: Flat affect
- Discordant couple A pair of long-term sexual partners in which one has a sexually transmitted infection and the other does not…
- XXY See: Klinefelter syndrome
- Measly tapeworm Taenia solium
- Certified nurse-midwife A person with an AS, BS, or Master's degree in nursing who has also completed specialized training in…
- Myo- (prefix) A prefix denoting a relationship to muscle. Myo- enters into many words and terms in medicine including…
- Tracheostomy Tracheostomy: A surgical operation to create an opening (stoma) into the windpipe (the trachea). The opening…