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).
Tactile device
A mechanical instrument that makes use of touch to help individuals who have certain disabilities, such as deaf-blindness, to communicate
Read the definitionRandom terms
Show more- Wheezing A whistling noise in the chest during breathing when the airways are narrowed or compressed
- Hecht-Beals syndrome See: Hecht syndrome
- Placenta, low Location of the placenta in the lower part of the uterus (womb) so that the placenta partially or completely…
- Cancer, brain Cancer of the central information processing center of the body. Tumors in the brain can be malignant or…
- Keratitis, acanthamoeba See: Acanthamoeba keratitis
- Oxygen A colorless, odorless and tasteless gas that makes up about 20% of the air we breathe (and at least half the…
- Genomic >A chromosomal genome which is in the nucleus of the cell; and >A mitochondrial genome which is outside the…
- Hepatosplenomegaly Enlargement of the liver and spleen. The word 'hepatosplenomegaly' is compounded from Greek roots: 'hepato-'…
- Congenital neutropenia, severe (SCN) Neutropenia, severe (SCN): Children born with this condition lack neutrophils (a type of white blood cell…
- Chocolate A food or flavoring made from the seeds of the cacao or chocolate tree. Chocolate is rich in flavinoids…
- Amino acid One of the 20 building blocks of protein. The sequence of amino acids in a protein and, hence, the function…
- Disorder, specific developmental A disorder that selectively affects one area of development, sparing essentially all other areas of…