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.
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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).
Vomitus
Matter from the stomach that has come up into and may be ejected beyond the mouth, due to the act of vomiting. When vomitus is reddish or the color of coffee grounds, it may mean there is serious internal bleeding. The reddish color may…
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Show more- Comminuted fracture A fracture in which bone is broken, splintered or crushed into a number of pieces. NTER> Note that…
- Oscillating vision See: Oscillopsia
- Da Vinci, Leonardo The father of anatomic art. The architect, scientist, engineer, inventor, poet, sculptor and painter…
- Biofluid A biological fluid. Biofluids can be excreted (such as urine or sweat), secreted (such as breast milk or…
- DHF (dengue hemorrhagic fever) A syndrome due to the dengue virus that tends to affect children under 10, causing abdominal pain, hemorrhage…
- Photorefractive keratectomy (PRK) A kind of laser eye surgery designed to change the shape of the cornea to eliminate (or reduce) the need for…
- Organic dust toxic syndrome A flu-like illness due to the inhalation of grain dust with symptoms including fever, chest tightness, cough…
- Erythroplakia A reddened patch with a velvety surface found in the mouth
- Teratogen, warfarin as Warfarin as: The anticoagulant warfarin (COUMADIN) is a known teratogen, an agent that can disturb the…
- Pain, shoulder See: Shoulder pain
- Tumor, sweat gland A benign (harmless) skin tumor called a syringoma that derives from cells related to sweat glands. (These…
- BSL-2 Biosafety level 2. A level of biosafety considered appropriate for agents that can cause human disease, but…