Definition of REN in English:

REN

Line breaks: REN
Pronunciation: /ɑːriːˈɛn
 
/

abbreviation

Ringer equivalent number, a measure of the load a device will place on a telephone line. The maximum REN allowed on a single line is usually limited by telephone companies.

Definition of REN in:

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Word of the day flagitious
Pronunciation: fləˈjiSHəs
adjective
(of a person or their actions) criminal; villainous