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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.
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Quaque die (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- Phase, resting More appropriately called interphase. The interval in the cell cycle between two cell divisions when the…
- Tonsillitis Tonsillitis: Inflammation of the of a tonsil, typically as a result of infection by either a virus or…
- AANAT The synbol for the enzyme arylalkylamine N-acetyltransferase and for the gene that encodes it. AANAT is…
- Soft palate The muscular part of the roof of the mouth. The soft palate is directly behind the hard palate. It lacks bone…
- Narcotic antagonist treatment Treatment of narcotic addiction by using a medication that is an antagonist to opiates or any other drug to…
- Floating-Harbor syndrome A genetic condition characterized by the triad of short stature apparent at birth with significantly delayed…
- Purpura, acute thrombocytopenic See: Schonlein-Henoch purpura.
- Hydroxyapatite Hydroxyapatite: A major component and an essential ingredient of normal bone and teeth. Hydroxyapatite makes…
- Periappendiceal Near the appendix. Perforation of the appendix can lead to a periappendiceal abscess (a collection of pus…
- RFA Radiofrequency ablation
- Miliary aneurysm An aneurysm that is tiny like a millet seed. Miliary aneurysms tend to affect minute arteries in the brain…
- Assistive device Any device that is designed, made, or adapted to assist a person perform a particular task. For examples…