Ein or EIN may refer to:
Science and technology
*
Ein function, in mathematics
*
Endometrial intraepithelial neoplasia, a lesion of the uterine lining
*
Equivalent input noise, of a microphone
*
European Informatics Network
In telecommunications, packet switching is a method of grouping data into '' packets'' that are transmitted over a digital network. Packets are made of a header and a payload. Data in the header is used by networking hardware to direct the pack ...
, a 1970s computer network
Fictional characters
* Ein, a
character in the anime series ''Cowboy Bebop''
* Ein, a
character in the video game series ''Dead or Alive''
* Ein, the protagonist of the Game Boy Advance game ''
Riviera: The Promised Land''
Other uses
*
Aer Lingus (ICAO code), the flag carrier airline of Ireland
*
Eindhoven Airport (IATA code), in the Netherlands
*
Employer Identification Number, assigned by the US Internal Revenue Service
*
EPODE International Network
EPODE International Network (EIN) is a not for profit, non-governmental organisation that seeks to support childhood obesity-prevention programmes across the world, via best practice sharing and capacity building.
The name EPODE comes from ‘En ...
, a Belgian obesity organization
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