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sustained-release

American  
[suh-staynd-ri-lees] / səˈsteɪnd rɪˈlis /

adjective

Chemistry, Pharmacology.
  1. (of a drug or fertilizer) capable of gradual release of an active agent over a period of time, allowing for a sustained effect; timed-release; long-acting; prolonged-action; slow-release.


Etymology

Origin of sustained-release

First recorded in 1955–60


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The material functions both as a sustained-release drug delivery system and as a viscosupplement, meaning it could potentially improve joint lubrication while simultaneously delivering treatments aimed at the underlying disease.

From Science Daily ● Aug. 31, 2026

Deslorelin is a contraceptive hormone that has been formulated into a sustained-release implant and is widely used as birth control in zoos.

From Los Angeles Times ● Jun. 20, 2015

GrayBug claims its sustained-release drugs may reduce the number of injections needed to just twice per year--a potential boon for the tens of million patients who describe the experience as disturbing and painful.

From Inc ● Jun. 25, 2013

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