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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Qd (on prescription)
Seen on a prescription, qd (or, written with periods, q.d.) means one a day (from the Latin quaque die). The abbreviation is sometimes written without a period in capital letters as 'QD'. However it is written, it is one of a number of…
Read the definitionRandom terms
Show more- Vertigo Aside from being the name of a classic 1958 Alfred Hitchcock film (with Jimmy Stewart and Kim Novak), vertigo…
- Magnetic-targeted carrier A prayer that is said to have been written by the 12th-century physician-philosopher Moses Maimonides. Like…
- Clinical depression Depression that meets the DSM-IV criteria for a depressive disorder. The term is usually used to denote…
- Arcuate nucleus A collection of neurons (nerve cells) in the hypothalamus of the brain. Some arcuate neurons contain dopamine…
- Shock, shell The World War I name for what is known today as post-traumatic stress, this is a psychological disorder that…
- Reservoir 1. A place where something such as water is kept in reserve.2. The part of a device in which something is…
- Phytanic acid storage disease See Refsum disease
- Heterochromatin, facultative Heterochromatin that need not always be heterochromatic but which has the faculty to return to the normal…
- Xylitol Xylitol: A sweetener found in plants that is used as a substitute for sugar. Xylitol is considered a…
- Schwartz-Jampel syndrome The largest nerve in the body, the sciatic nerve begins from nerve roots in the lumbar part of the spinal…
- Amini Amini, Fariborz
- Episiotomy Episiotomy: A surgical procedure for widening the outlet of the birth canal to facilitate delivery of the…