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).
Brachy-
A short head, one that is short in diameter from front to back. Brachycephaly is a frequent feature of syndromes of congenital malformation (birth defect complexes) including Down syndrome (trisomy 21). The word brachycephaly or, as it…
Read the definitionRandom terms
Show more- Mountain sickness >If possible, don't fly or drive to high altitude. Start below 10,000 feet (3,048 meters) and walk up. >If…
- Tumor, desmoid See: Desmoid tumor
- Drug, antiviral An agent that kills viruses or suppresses their replication and, hence, inhibits their capability to multiply…
- Sex region Y A region on the Y chromosome that determines the sex of the individual. This region which goes by the symbol…
- Chromatophobia An abnormal and persistent fear of money. Sufferers experience undue anxiety even though they realize their…
- Therapy, respiratory Exercises and treatments designed to help patients maintain and recover lung function, such as with cystic…
- NTD Neural tube defect, a major birth defect caused by abnormal development of the neural tube, the structure…
- Trisomy 21 syndrome A common chromosome disorder, often called Down syndrome, due to an extra chromosome number 21 (trisomy 21)…
- Gout, tophaceous A form of chronic gout whereby nodular masses of uric acid crystals (tophi) are deposited in different soft…
- Leaded 1. Framed, covered, or weighted with lead. As a leaded window. 2. Added in the form of tetraethyl lead as an…
- Placental stage of labor The part of labor from the birth of the baby until the placenta (afterbirth) and fetal membranes are…
- Hepatitis G A virus first identified in 1995 that is genetically related to the hepatitis C virus but which does not…