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.
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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).
Hypotension, postural
A drop in blood pressure (hypotension) due to a change in body position (posture) when a person moves to a more vertical position: from sitting to standing or from lying down to sitting or standing. Postural hypotension is more common in…
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Show more- Syndrome, Kawasaki A syndrome of unknown origin, mainly affecting young children, that causes fever, reddening of the eyes…
- Examination, digital rectal (DRE) An exam done to detect abnormalities that can be felt (palpated) from within the rectum. The doctor inserts a…
- Point, McBurney's McBurney's point is the most tender area of the abdomen of patients in the early stage of appendicitis…
- Aneurysm, saccular An aneurysm is a localized widening (dilatation) of an artery, vein, or the heart. At the area of an…
- Vulvitis Inflammation of the external genital organs of the female (the vulva). The vulva includes the labia…
- Zoophilia A sexual disorder involving an erotic attraction to animals or an abnormal desire to have sexual contact with…
- Round window The membrane separating the inner ear and middle ear. The tympanum (eardrum) separates the middle ear and…
- Leukemia, acute myeloid Leukemia, acute myeloid: A quickly progressive malignant disease in which there are too many immature…
- Prokaryote A unicellular organism lacking a nuclear membrane, a discrete nucleus, and other specialized compartments…
- Women's hospital A hospital for the exclusive use of women. The first hospital called by that name was the Woman's Hospital of…
- Glaucoma Glaucoma: A common eye condition in which the fluid pressure inside the eyes rises because of slowed fluid…
- Polyclonal Derived from different cells. As opposed to monoclonal