I was happy to learn from this article that "polykite" is not some arcane construction from classical Greek, but just a simple coinage meaning "multiple kites".

I was happy to learn from this article that "polykite" is not some arcane construction from classical Greek, but just a simple coinage meaning "multiple kites". (The hat-shaped tile can be made by fusing several "kites", which are formed by cutting hexagons up at the midpoints of their sides.)