(formerly) the descending node of the moon or a planet.
The Slithery Word Origins Of Your Favorite DragonsHere are eight of our favorites (and a few bonus dragons along the way). Spoiler alert: most of them just mean “dragon.”
Origin of dragon's tail
First recorded in 1595–1605
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019