planemo
n.— «The debate over the definition of planethood has been simmering for years—and it bubbled up again this week, thanks to new research into free-floating planemos, or planetary-mass objects.» —“Planet-Sized Problems” by Alan Boyle Cosmic Log June 7, 2006. (source: Double-Tongued Dictionary)
Further reading
Amid court-ordered busing in the 1970s, a middle-school teacher tried to distract her nervous students on the first day of class with this strange assignment: find a monarch caterpillar. The result? A memorable lesson in the miracle of metamorphosis...
Ribbon fall. Gallery forest. You won’t find terms like these in most dictionaries, but they and hundreds like them are discussed by famous writers in the book Home Ground: A Guide to the American Landscape. The book is an intriguing collection...