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).
Roentgenology
Radiology, the science of radiation and, specifically, the use of both ionizing (like X-ray) and nonionizing (like ultrasound) modalities for the diagnosis and treatment of disease. Roentgenology is named for Wilhelm Conrad Roentgen who…
Read the definitionRandom terms
Show more- Coronary insufficiency Insufficient blood flow through one or more coronary arteries
- Interstitial Pertaining to being between things, especially between things that are normally closely spaced. The word…
- Vagina, septate A vagina that is divided, usually longitudinally, to create a double vagina. This situation can be easily…
- Tocus Labor, childbirth. Directly from the Greek 'tokos' meaning childbirth
- Treponema pallidum The cause of syphilis, this is a microscopic bacterial organism called a spirochete, a worm-like…
- Double-blind Term used to described a study in which both the investigator or the participant are blind to (unaware of)…
- Tattoos & permanent makeup The intradermal application of inks for the purpose of tattooing or permanent makeup (also known as…
- Anti-emetic See: Antiemetic
- Trip-hammer pulse See: Pulse, water hammer
- SNP A change in which a single base in the DNA differs from the usual base at that position. These single base…
- Congenital anemia and triphalangeal thumbs See: Aase-Smith syndrome II
- Cardiac output The amount of blood that is pumped by the heart per unit time, measured in liters per minute (l/min). The…