Words at Play : Top 10 Favorite Definitions
The Definition:
thistledown : the typically plumose pappus from the ripe flower head of a thistle
Editor's Note:
"Alliterative, scientific & sexy, precise yet inducing wonder in the (natural) process. Obviously the
words plumose and pappus will also need to be looked up by most people, but those are the
right words to use here."