7 letters · 16 points in Scrabble
noun large green long-horned grasshopper of North America; males produce shrill sounds by rubbing together special organs on the forewings
originOnomatopoeic, from the sound a common true katydid (Pterophylla camellifolia) makes by stridulating. * katydid song: (file)
Etymology from Wiktionary, CC BY-SA 3.0