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Half-Life (video game) - Wikipedia

en.wikipedia.org/wiki/Half-Life_(video_game)

Half-Life (stylized as HλLF-LIFE) is a science fiction first-person shooter video game developed by Valve, released in 1998 by Sierra Studios for Microsoft ...

Half-Life 2

half-life2.com/

Official site. Includes screenshots, trailers, and a game overview.

Half-Life on Steam

store.steampowered.com/app/70/

Named Game of the Year by over 50 publications, Valve's debut title blends action and adventure with award-winning technology to create a frighteningly ...

Half-Life | Half-Life Wiki | Fandom powered by Wikia

half-life.wikia.com/wiki/Half-Life

Half-Life, stylized as HλLF-LIFE, is a science fiction first-person shooter developed and published by Valve. The player takes the perspective of scientist Gordon ...

Steam Community :: Half-Life

steamcommunity.com/app/70

me and my friend were trying to start aa half life deathmach game. the problem is that everytime i try to join his game it says "Server is not responding" even tho it ...

Half-Life 2 - Valve

www.valvesoftware.com/games/hl2.html

The original Half-Life sent a shock through the game industry with its combination of pounding action and continuous, immersive storytelling. Valve's debut title ...

Mods - Half-Life - Mod DB

www.moddb.com/games/half-life/mods

Browse and play mods created for Half-Life at Mod DB.

Half-Life SubReddit

www.reddit.com/r/HalfLife/

[PSA] When you vote for Half-Life 2: Episode 2 for The Steam Awards, go to Choose Your Own Category and type EXACTLY what's in bold. Just type Game That ...

Half-Life - Watch Live Streams on Twitch

www.twitch.tv/directory/game/Half-Life

Twitch is the world's leading video platform and community for gamers. More than 45 million gamers gather every month on Twitch to broadcast, watch and chat ...

Radioactive Half-Life - HyperPhysics

hyperphysics.phy-astr.gsu.edu/hbase/Nuclear/halfli.html

The radioactive half-life for a given radioisotope is the time for half the radioactive nuclei in any sample to undergo radioactive decay. After two half-lives, there ...

Answers
half-life
[haf-lahyf, hahf-]
NOUN [PLURAL HALF-LIVES]
1.
Physics. the time required for one half the atoms of a given amount of a radioactive substance to disintegrate.
2.
Pharmacology. the time required for the activity of a substance taken into the body to lose one half its initial effectiveness.
3.
Informal. a brief period during which something flourishes before dying out.
Source: Dictionary.com
half life | Define half life at Dictionary.com
dictionary.reference.com/browse/half life
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