half-lives

• plural

  plural

  The grammatical form denoting more than one person, place, thing, or idea.

  of half-life.
  half-life

  noun

  the time required for one half the atoms of a given amount of a radioactive substance to disintegrate.

Example Sentences

See Examples For:

half-lives

"I'm already starting to think of what we can do next in terms of measuring their half-lives, their masses and other properties."

From Science Daily ● Feb. 15, 2024

Unlike the GLP-1 hormone, which is rapidly metabolized by the body, semaglutide and similar medications have much longer half-lives, meaning the medication can build up inside the body if not enough time elapses between doses.

From Los Angeles Times ● Dec. 20, 2023

And probably shorter half-lives than the sublimity past generations found in the technologies of their own day.

From Salon ● May 30, 2023

“And things that start out in the economics literature have half-lives in the applied policy world that are longer than the time period during which they’re the frontier of the field.”

From New York Times ● Aug. 25, 2022

Alvarez determined that K-capture occurs only in heavy atoms with many protons—that is, those with high atomic numbers—-and in isotopes with long half-lives.

From "Big Science" by Michael Hiltzik

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