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).
Benzodiazepines
A class of drugs that act as tranquilizers and are commonly used in the treatment of anxiety. Benzodiazepines can cause drowsiness
Read the definitionRandom terms
Show more- S1-S5 (sacral vertebrae) The first sacral vertebra through the fifth sacral vertebra. There are 5 sacral vertebral bones. They are…
- Leukocoria A white pupillary reflex. When one shines a bright light on the pupil, it normally appears red. In…
- Stage of expulsion See: Second stage of labor
- HIV test A test for the human immunodeficiency virus, the cause of AIDS. HIV tests are designed to detect antibodies…
- Colostomy, a patient's perspective For an excellent article about colostomy from a patient's viewpoint, please see Colostomy - A Patient's…
- Sting, Africanized bee All stings from bees (and other large stinging insects such as yellow jackets, hornets and wasps) can trigger…
- Interleukin-2 A type of interleukin, a chemical messenger, a substance that can improve the body's response to disease. It…
- Dizziness, anxiety as a cause of One cause of dizziness is overbreathing (hyperventilation) due to anxiety. The overbreathing also causes…
- COLD (chronic obstructive lung disease) Any disorder that persistently obstructs bronchial airflow. COLD mainly involves two related diseases --…
- Mycobacterium tuberculosis The bacterium that causes tuberculosis. M. tuberculosis has unusually waxy walls, is slow-growing and among…
- Clinical investigator A medical researcher who carries out a clinical trial or another type of clinical research
- Pyelonephritis in children Kidney infection in children. See: Urinary tract infection in children