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).
Olfactory apparatus
The entire system needed to have a sense of smell. This system involves at least 1,000 genes for the olfactory receptors. These genes are members of a large family of genes that encode signaling proteins required for the detection and…
Read the definitionRandom terms
Show more- Valves, heart There are four heart valves. All are one-way valves. Blood entering the heart first passes through the…
- Procedure, Whipple See: Whipple procedure
- Surgery, stereotactic Surgery in which a system of three- dimensional coordinates is used to locate the site to be operated on…
- Scrofula An old term for tuberculosis of the lymph nodes in the neck. Also known as the King's evil
- Oral Having to do with the mouth; given by mouth, as in an oral solution
- Antisense In molecular biology, the strand complementary to a coding sequence of a nucleic acid. Antisense DNA is the…
- Muscular dystrophy, myotonic Myotonic dystrophy, an inherited disease in which the muscles contract but have decreasing power to relax --…
- Sleep-disordered breathing A condition characterized by repeated episodes of hypopnea (underbreathing) and apnea (not breathing) during…
- Motulsky dye test A test for glucose 6-phosphate dehydrogenase deficiency (G6PD), a cause of anemia and the most common enzyme…
- Toxicogenomics The collection, interpretation, and storage of information about gene and protein activity in order to…
- Goose bump A temporary local change in the skin when it becomes rougher due to erection of little muscles, as from cold…
- GVHD Graft-versus-host disease