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).
Inversion, paracentric chromosome
A basic type of chromosome rearrangement in which a segment that does not include the centromere (and so is paracentric) has been snipped out of a chromosome, turned through 180 degrees (inverted), and inserted right back into its original…
Read the definitionRandom terms
Show more- Fibroma, desmoplastic A rare type of primary bone tumor characteristically composed of well-differentiated cells that produce…
- Developmental disorder One of several disorders that interrupt normal development in childhood. They may affect a single area of…
- Occult Hidden. Occult blood is hidden from the eye but is nonetheless present and can be detected by chemical tests…
- Fondation Jean Dausset-CEPH The Centre d'Etudes du Polymorphisme Humain (CEPH), an internationally renowned research laboratory created…
- Meal moth A moth that infests both stored grain and cereal products. The moth larvae cause damage in corn meal…
- Bellini duct carcinoma (BDC) A rare type of kidney cancer that begins in the duct of Bellini (a continuation of the collecting…
- Visual field The entire area that can be seen when the eye is directed forward, including that which is seen with…
- Suicide prevention Diminishing the risk of suicide. It may not be possible to eliminate entirely the risk of suicide but it is…
- Mimesis Imitation or mimicry. Mimesis in medicine refers to the hysterical simulation of organic disease and to the…
- Minor salivary gland A small gland which produces saliva. There are numerous minor salivary glands distributed within the mouth…
- Prostatic acid phosphatase (PAP) An enzyme that is normally present only in small amounts in the blood, but that may be found at higher…
- Muscular dystrophy, Ullrich congenital A disorder evident at birth characterized by muscle weakness, contractures of multiple joints, and…