What is the meaning of riser main?

noun

WordNet 3.0 © 2006 by Princeton University
10
 
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APAWordNet. (2010). riser main. Retrieved September 20, 2026, from http://smartdefine.org/riser_main/definitions/1307052
ChicagoWordNet. 2010. "riser main" http://smartdefine.org/riser_main/definitions/1307052 (accessed September 20, 2026).
HarvardWordNet 2010, riser main, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/riser_main/definitions/1307052>.
MLAWordNet. "riser main" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/riser_main/definitions/1307052>