電でん磁じ投とう射しゃ砲ほうMeaningsNoun1. railgun; firearm that uses electromagnetism to propel a projectileKanji used電electric磁magnetic投throw射shoot砲cannonComposed of電でん磁じelectromagneticPrenominal投とう射しゃprojection (of an image)Noun砲ほうgun; cannon; artillery; ordnanceNoun