IM

message that is transferred quickly between users (Internet)

interpersonal communication improving workshop

IM, Im, or im may stand for:Identity managementInformation managementIndividual medley swimmingInternational Master, a title in chessIsle of Man: FIPS PUB 10-4 territory code or Internet country code top-level domain (ccTLD) .imIntramural sportsMenajet IATA airline designatorInstructor's ManualInvestment managementImaginary part in mathematics (also denoted ℑ)
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.im is the Internet country code top-level domain (ccTLD) for the Isle of Man. It is administered by the Government of the Isle of Man and managed on a day to day basis by Domicilium, an offshore Internet Service Provider based on the Isle of Man.On July 1, 2006, .im registration was made available to anyone in the world, including one, two, and three letter domains directly under .im, which opens up the possibility of .im domain hacks. The domain is becoming popular with companies who produce instant messaging software with names registered by Pidgin, Yahoo!, Meebo, Coccinella and portal.im among others. The abundance of available short names is also making the domain popular for personal use.
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prep. in the

in margin

A form of the prefix in- not, and in- in. See In-. Im- also occurs in composition with some words not of Latin origin; as, imbank, imbitter.