triquetrous[trī kwē′trəs, -kwe′-]
- three-sided; triangular
- having a triangular cross section
Origin: L triquetrus from tri-, tri- plush an unverified form qued- from Indo-European base an unverified form kwēd-, to spur, bore, sharpen from source whet: hence origin, originally , three-pointed
Used by arrangement with John Wiley & Sons, Inc.
Origin: From Latin triquetrus, three-cornered : tri-, tri- + -quetrus, -cornered.