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).
Failure, adrenal
A condition in which the adrenal glands do not produce enough of the adrenal hormones that control important functions such as blood pressure. The adrenal glands sit on top of the kidneys. The adrenal is made up of an outer layer (the…
Read the definitionRandom terms
Show more- Cone dystrophy A disease of the cones, the specialized light-sensitive cells that act as photoreceptors in the retina of the…
- Pregnancy danger from urinary tract infection ): A pregnant woman who develops a UTI should be treated promptly to avoid premature delivery of her baby and…
- Muscle, psoas Muscles of the lower back (the loin). There are two psoas muscles on each side of the back. The larger of the…
- Tyr Tyrosine. See also: Amino acid symbols
- Branched-chain ketoaciduria See: Maple syrup urine disease
- Ophthalmology The art and science of eye medicine.
- Dextromethorphan An oral cough suppressant available in the US without a prescription but which is sometimes abused as a…
- Reservoir 1. A place where something such as water is kept in reserve.2. The part of a device in which something is…
- Athleats feet See: Athlete's foot
- Pes cavus Literally a hollow foot, pes cavus is a foot with too high an arch
- Exonuclease An enzyme that cleaves nucleotide bases sequentially from the free ends of a nucleic acid (DNA or RNA)
- Wing bone See: SAD.