cookie
n.— «Cookies. Also called coo-koos, or cucaloris, these metal or wood templates are placed in front of instruments to create shadow patterns, often of clouds or leaves. The word “cucaloris” comes from the Greek for shadow play.» —by Ivan Curry Directing & Producing for Television Nov. 29, 2001. (source: Double-Tongued Dictionary)
Further reading
What if, instead of being an inanimate object, a dictionary were alive? That’s the idea behind a lavishly illustrated new children’s book called The Dictionary Story (Bookshop|Amazon) by Oliver Jeffers and Sam Winston. This is part of a...
Asthenosphere, a geologist’s term for the molten layer beneath the earth’s crust, sparks a journey that stretches all the way from ancient Greece to the author of Uncle Tom’s Cabin. Plus: What the heck is a dogberg? It’s when...