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).
Vitamin D requirement
The amount of vitamin D recommended per day, which varies according to the age of the individual. Recommendations are as follows: > >For Children: The National Academy of Sciences and American Academy of Pediatrics have recommended that…
Read the definitionRandom terms
Show more- Abscess, peritonsillar See: Peritonsillar abscess
- Syndrome, mucocutaneous lymph node A syndrome of unknown origin, mainly affecting young children. It causes fever, reddening of the eyes…
- GDF-8 The gene encoding growth and differentiation factor, also known as myostatin. See: Myostatin
- Ambien Brand name for the sedative hypnotic drug zolpidem used for sleep. For more information, see: zolpidem
- Bladder inflammation Inflammation of the urinary bladder. Also called cystitis. Can be due to infection from bacteria that ascend…
- Medulla oblongata The base of the brain, which is formed by the enlarged top of the spinal cord. This part of the brain…
- Cortex The outer portion of an organ. The outer portion of the adrenal gland is called the adrenal cortex; the outer…
- Whole-arm translocation A type of chromosome rearrangement, also called a Robertsonian translocation, in which there is fusion of an…
- Coccydynia Coccydynia: Pain in the coccyx (the tailbone). The coccyx is the small bone at the bottom of the spine very…
- Physician-assisted suicide Suicide: The voluntary termination of one's own life by administration of a lethal substance with the direct…
- Inhaler, metered-dose Not something that is contained in a will, but rather a gene, chromosome or genome that is transmitted from…
- Cancer anorexia Loss of desire to eat due to cancer. Cancer anorexia contributes to malnutrition, increases morbidity…