Dictionary

ARP en · NOUN

Meanings

1. (abbreviation, alt-of, countable, initialism) Initialism of absolute refractory period.
   alt of absolute refractory period
2. (UK, abbreviation, alt-of, countable, dated, initialism, uncountable) Initialism of Air Raid Precautions.
   alt of Air Raid Precautions
   • The small white squares painted above the footboard at the ends of S.R. passenger coaches were a wartime addition to show that the lighting arrangements of vehicles so marked had been altered to conform to A.R.P. regulations. 1946 September and October, “The Why and The Wherefore: A.R.P. Coach Lighting Regulations”, in Railway Magazine, page 325:

Forms

Coordinates

ERP · RRP

ARP en · PROPN

Meanings

1. (abbreviation, alt-of, initialism) Initialism of Address Resolution Protocol.
   alt of Address Resolution Protocol