half′-life` orhalf′ life`, n.,pl.-lives(-ˌlaɪvz) 1.the time required for one half the atoms of a given amount of a radioactive substance to decay. 2.the time required for the activity of a substance taken into the body to lose one half its initial effectiveness. ...
Prepare to feel old: Half-Life turns 25 on Sunday. And to celebrate, Valve has gone all out on commemorating the milestone, including making Half-Life free to own on Steam for a limited time and releasing a big anniversary update, which includes Steam Deck verification, ...
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slang usually has a short half-life Examples of half-life in a Sentence Recent Examples on the Web Mathematical modeling indicated more than 10% of the proteins had a half-life—the time for 50% of the molecules to decay—of more than 100 days, roughly 13% of a mouse’s life span....
orhalf′ life`, n.,pl.-lives(-ˌlaɪvz) 1.the time required for one half the atoms of a given amount of a radioactive substance to decay. 2.the time required for the activity of a substance taken into the body to lose one half its initial effectiveness. ...
half-life (haf'līf) 1.The period in which the radioactivity or number of atoms of a radioactive substance decreases by half; similarly applied to any substance whose quantity decreases exponentially with time. Compare:half-time 2.Time required for the serum concentration of a drug to decline ...
Become a member to see contact information for Half Life. Try IMDbPro Premium for free Cast Filmmakers Images Videos Details Air dates Companies News Cast + Add Cast 14 cast members Name Known for Kirsty Lee Allan Chef Rebecca 'Bomber' Brown Sea Patrol (2007) John Batche...
Half Life must be one of your most favorite games, if you are an experienced player who values cool plots, amazing gameplay, advanced graphics, and stunning concepts. The title is about the alien invasion witnessed by the people of Earth. The enemy is an
Half-Life: MMod 在桌面应用中打开 您尚未登录! 在Steam 应用中打开此页面即可关注、购买和查看所推荐的游戏,或是将其加入愿望单。 您的商店 新鲜推荐 类别 点数商店新闻实验室 Half-Life 1: MMod is a free, fan made modification for Half-Life aiming to refine player's arsenal and further expand ...
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