Posted on 16th December 2015 by melyn Heledh is the Cornish word for amplitude Yes, amplitude in Cornish is heledh Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Post navigationPrevious post: Gwythiek is the Cornish word for bloodshotNext post: Lethwrek is the Cornish word for milkmaid