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).
Perchlorate
A chemical used as the primary ingredient of solid rocket propellant and in munitions beginning in the 1950s. Perchlorate is also used in the production of explosives and fireworks. It adds the blue color to firework displays. Perchlorate…
Read the definitionRandom terms
Show more- Atlas The atlas is the first cervical (neck) vertebra (symbol: C1). It supports the head. The atlas bone is named…
- Human cloning Human cloning for the purposes of creating a human being. Also called human reproductive cloning. The…
- Menstrual irregularity The normal menstrual cycle is about four weeks long, and often follows the phases of the moon. Its length…
- Neutropenia Neutropenia: Not enough neutrophils, neutrophils being a type of white blood cell (specifically a form of…
- Abbreviations, prescription A prescription, as is well known, is a physician's order for the preparation and administration of a drug or…
- Gland, adrenal One of a pair of small glands, each of which sits on top of one of the kidneys. The adrenal is made up of an…
- Willis, circle of A cancer of the kidney and one of the most important malignancies in childhood, due to loss or inactivation…
- Succenturiate placenta An extra placenta separate from the main placenta. In anatomy 'succenturiate' means substituting for or…
- Sacral vertebrae There are 5 sacral vertebral bones. They are represented by the symbols S1 through S5 and are situated…
- Pistol-shot pulse See: Pulse, water hammer
- Shoulder dystocia Halt to spontaneous delivery because the baby's shoulder is wedged behind the mother's pubis, due usually to…
- Measly The word measly can refer to measles, and, thence, to spotty and, thence, to something that is of little…