Sonic riser Synonyms

Definitions for Sonic

(adjective) (of speed) having or caused by speed approximately equal to that of sound in air at sea level
(adjective) relating to audible sound

SR abbreviation

SR is an abbreviation for Sonic Riser

What does SR stand for?

SR stands for "Sonic Riser"

Definitions for Riser

(noun) a person who rises (especially from bed)
(noun) a vertical pipe in a building
(noun) structural member consisting of the vertical part of a stair or step