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.
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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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Facultative heterochromatin
Chromosome material that can be either heterochromatin or euchromatin. The inactive X chromosome is made up of facultative heterochromatin. When a woman transmits that X chromosome to a son, the chromosome reverts to the euchromatic state…
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Show more- Marfan syndrome Marfan syndrome: An inherited disorder of connective tissue characterized by abnormalities of the eyes…
- Vulvitis Inflammation of the external genital organs of the female (the vulva). The vulva includes the labia…
- Roux-en-Y gastric bypass Roux-en-Y gastric bypass: A surgical procedure which may be done for severe obesity. The procedure involves…
- Oral cholecystogram Oral cholecystogram: Abbreviated OCG. An x-ray procedure for diagnosing gallstones. The patient takes…
- Total hysterectomy Hysterectomy: Complete surgical removal of the uterus and cervix. Also called a complete hysterectomy
- Silver bullet Or magic bullet. 1. The perfect drug to cure a disease with no danger of side effects. The term magic bullet…
- Shoulder bursitis Shoulder bursitis: Inflammation of one or both of the two major bursae (fluid-filled sacs) in the shoulder…
- Creatine A compound the body synthesizes (makes) and then utilizes to store energy. The storage of energy occurs when…
- Fibrillation, atrial An abnormal irregular heart rhythm whereby electrical signals are generated chaotically throughout the upper…
- Syndrome, Gerstmann-Straussler-Scheinker This condition is a primary problem of platelets in which the platelets lack the ability to stick adequately…
- Dissection The process of cutting apart or separating tissue as, for example, in the study of anatomy or in the course…
- Fear of flowers An abnormal and persistent fear of flowers. Sufferers experience undue anxiety even though they realize they…