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).
Gray matter
The cortex of the brain which contains nerve cell bodies. The gray matter is in contrast to the white matter, the part of the brain that contains myelinated nerve fibers. The gray matter is so named because it in fact appears gray. The…
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Show more- Therapy, adjuvant Treatment that is given in addition to the primary (initial) treatment. Adjuvant treatment is an addition to…
- Diesel exhaust The exhaust generated by diesel engines. This exhaust is a complex mixture of combustion products of diesel…
- Succumb To lose the will to oppose something or to give up and accept something that you first opposed. In the…
- Blood group, ABO The major human blood group system. The ABO type of a person depends upon the presence or absence of two…
- Aldosterone A hormone made by the outer portion (cortex) of the adrenal gland that regulates the balance of salt and…
- Haploid A set of chromosomes containing only one member of each chromosome pair. The sperm and egg are haploid and…
- Cyclosporiasis Infection with the parasite Cyclospora cayetanensis. See: Cyclospora infection
- Sjogren syndrome Sjogren syndrome: An autoimmune disease that classically combines dry eyes, dry mouth, and another disease of…
- Clone bank Synonym for Genomic library.
- Amygdaloid Like an almond. Almond-shaped. As the amygdaloid nucleus in the brain, a structure that anatomists thought…
- Overgrowth Just what it sounds like: excessive growth
- Serratus posterior inferior One of the serratus muscles of the back and thorax. The serratus posterior inferior muscle originates…