plural peacock's-tails
Definition of peacock's-tail
: a widely distributed tropical alga (Padina pavonia) with fan-shaped fronds
Test Your Vocabulary
Who Knew?
-
- What is a ruelle?

Test your knowledge - and maybe learn something along the way.
TAKE THE QUIZ
Spell words. Make bears.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Words at Play
Ask the Editors
Share peacock's-tail