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).
Sleep, NREM
Sleep, NREM: NREM (non-rapid eye movement) sleep is dreamless sleep. During NREM, the brain waves on the electroencephalographic (EEG) recording are typically slow and of high voltage, the breathing and heart rate are slow and regular, the…
Read the definitionRandom terms
Show more- Cluster In epidemiology, an aggregation of cases of a disease or another health-related condition, such as a cancer…
- Blastokinin See: Uteroglobin
- Contact dermatitis A skin condition caused by contact between skin and some substance. Includes irritant contact dermatitis (a…
- Marsh fever See malaria
- APC (gene) A major gene that is involved in causing colorectal cancer. APC is involved in both sporadic and familial…
- Bedwetting Bedwetting: Involuntary urination in bed. Bedwetting is called 'enuresis,' from the Greek 'enourin' meaning…
- Tick A small wingless bloodsucking insect that, along with the mite, belongs to the order Acarina. Ticks may be…
- Cartilage hair hypoplasia syndrome A specific genetic form of short-limbed dwarfism with skeletal features that also include normal head…
- Ossify To make into bone; to convert cartilage or fibrous tissue into bone. The skeleton initially consists mainly…
- Barlow syndrome Barlow syndrome is mitral valve prolapse (also known as 'click murmur syndrome'), the most common heart valve…
- Childbirth fever Fever due to an infection usually of the placental site within the uterus. The fever is also called childbed…
- Neuroblastoma Neuroblastoma: A leading childhood form of cancer that arises in the adrenal gland or in tissue in the…