RRL may refer to:
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Regional Rail Link
Regional Rail Link (RRL) is the name of a project to build a length of railway through the western suburbs of Melbourne, Victoria. The name is also colloquially used to refer to the rail alignment constructed as part of the project.
The pro ...
a new regional railway line in Victoria, Australia
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Regional Red List
A Regional Red List is a report of the threatened status of species within a certain country or region. It is based on the IUCN Red List of Threatened Species, an inventory of the conservation status of species on a global scale. Regional Red ...
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Rich Representation Language a computer language used for multi-agent animation
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Russian Rugby League Federation
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Regional Research Laborotaries, under the Council of Scientific and Industrial Research (CSIR), in India
* Road Research Laboratory, former name of the
Transport Research Laboratory
TRL Limited, trading as TRL (formerly Transport Research Laboratory) is an independent private company offering a transport consultancy and research service to the public and private sector. Originally established in 1933 by the UK Government ...
in the UK
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Rocket Racing League
The Rocket Racing League was a racing league that planned to use rocket-powered aircraft to race a closed-circuit air racetrack. Founded in 2005, the league made its first public flights in 2010 and was working to begin regular racing seasons. ...
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Radio relay link
Microwave transmission is the Data transmission, transmission of information by electromagnetic waves with wavelengths in the microwave frequency range of 300 MHz to 300 GHz (1 m - 1 mm wavelength) of the electromagnetic spectrum ...
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Radio Recombination Lines
* An
acronym
An acronym is a type of abbreviation consisting of a phrase whose only pronounced elements are the initial letters or initial sounds of words inside that phrase. Acronyms are often spelled with the initial Letter (alphabet), letter of each wor ...
for Recommended Reading List
{{Disambiguation