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sustained-release

American  
[suh-steynd-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.

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

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.