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).
Fetal circulation
The blood circulation in the fetus before birth. Before birth, the blood from the heart headed for the lungs in the aptly named pulmonary artery is shunted away from the lungs and returned to the greatest of arteries, the aorta. This…
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Show more- OAE Acoustic emission test) : OAE is an abbreviation for 'otoacoustic emission test' which measures an acoustic…
- Pneumonia, Hecht's Pneumonia, Hecht's: Also known as giant cell pneumonia, this is a deadly but fortunately rare complication of…
- Postmenopausal cervical kyphosis An outward curvature (kyphosis) of the cervical vertebrae (the bones of the neck), creating a hump at the…
- HDL Lipoproteins, which are combinations of lipids (fats) and proteins, are the form in which lipids are…
- Chromosome band One of the transverse bands produced on chromosomes by differential staining techniques. Depending on the…
- House Hospital. As in house officer, house staff, and house surgeon
- Syndrome, Gareis-Mason See Syndrome, MASA
- Hygiene hypothesis A hypothesis that states that exposure to allergens in the environment early in life reduces the risk of…
- Burn, third degree A burn in which the damage has progressed to the point of skin death. The skin is white and without sensation
- Ph.D. Doctor of Philosophy. (From the New Latin, philosophiae doctor). Ph.D.'s are involved in clinical care (as in…
- Cranial nerve, ninth The ninth cranial nerve is the glossopharyngeal nerve. The 12 cranial nerves, the glossopharyngeal nerve…
- Menopause, induced Menopause, induced: Induced menopause occurs when menopause is due to an unusual ('unnatural') event. It is…