ELR is a three-letter abbreviation with multiple meanings, as described below:
East Lancashire Railway, a heritage railway line running from Rawtenstall to Heywood via Bury in Lancashire, UK
East Lancashire Railway 1844-1859 in the northwest of EnglandExtra Life Radio, a podcast by Scott Johnson, owner of myextralife.com
[1]Everybody Loves Raymond, a TV sitcomEast London Rednecks, a social group from London, UK
[2]Environmental lapse rate, the rate of temperature change that occurs in an atmosphere as a function of elevation
Engineers line reference, an abbreviated code for a section of rail route in the UK
ELR Software Pty Ltd, an Australian software developer producing programs designed by speech pathologists for spech, language and literacy support. Their main program Extra Language Resources is better known as
eLr
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ELECTRONIC LINE REPLACEMENT [CINEMA]. DOPPIAGGIO SU SUPPORTO VIDEO [CINEMA]. ELR