controlled-release

[kuhn-trohld-ri-lees]

adjective

1. (of a substance, as a medicine or insecticide) released or activated at predetermined intervals or gradually over a period of time.

Example Sentences

It could have sensor cells that monitor markers of the disease in the bloodstream, akin to controlled-release implants already used to administer drugs—but alive.

Read more on Scientific American

She's concerned about links the report establishes between controlled-release chemicals and damage to the soil microbiome, which only increases the need for increased use of fertilizers, "creating a feedback loop," she says.

Read more on Salon

Nutrien expects to make a profit from the start, because enrolment involves selling farmers high-margin products like crop treatments composed of insect-killing bacteria or controlled-release fertilizer, said Mark Thompson, the company's Chief Strategy and Sustainability officer.

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New drugs then hit the market, including Purdue Pharma’s OxyContin, a controlled-release form of oxycodone, which the company promoted aggressively.

Read more on Washington Post

The space agency has also invested in Florikan, a controlled-release fertiliser that could help reduce the environmental problem of fertiliser run-off in waterways and estuaries.

Read more on The Guardian