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).
Organic brain syndrome
Psychiatric or neurological symptoms, including problems with attention, concentration, and memory, confusion, anxiety, and depression, arising from damage to or disease in the brain. Also called organic mental disorder. See also…
Read the definitionRandom terms
Show more- Clitoral cancer See: Cancer of the vulva
- IgE Immunoglobulin E, a class of immunoglobulins that includes the antibodies elicited by an allergic substance…
- Drug, tocolytic A medication that can inhibit labor, slow down or halt the contractions of the uterus. Tocolytic agents are…
- Vesicate A substance that causes tissue blistering. Also referred to as a vesicant.
- Cockles of the heart The ventricles of the heart. If a cup of tea or coffee warms the cockles of your heart, it gives you a…
- Endometriosis uterina Also known as adenomyosis (pronounced ad-den-o-mi-o-sis), this is a common benign condition of the uterus in…
- Reflex, photic sneeze A disorder, also known as the achoo syndrome, characterized by nearly uncontrollable paroxysms of sneezing…
- Angle-closure glaucoma, acute Increased pressure in the front chamber (anterior chamber) of the eye due to sudden (acute) blockage of the…
- UROD Uroporphyrinogen decarboxylase, an enzyme required for the synthesis of heme, a part of the hemoglobin…
- Antihypertensive Something that reduces high blood pressure (hypertension)
- TC-99 tetrofosmin scintimammography Scintimammography is an imaging technique that uses a radioisotope (a radioactive substance) to help…
- Insulin resistance Insulin resistance: The diminished ability of cells to respond to the action of insulin in transporting…