Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

tuatara

play
noun tu·a·ta·ra \ˌtü-ə-ˈtär-ə\

Definition of tuatara

plural tuatara or tuataras

  1. :  a large spiny quadrupedal reptile (Sphenodon punctatum) of islands off the coast of New Zealand that has a vestigial third eye in the middle of the forehead representing the pineal gland and that is the only surviving rhynchocephalian



Illustration of tuatara

Origin of tuatara

Maori tuatàra


First Known Use: 1890

Rhymes with tuatara


Learn More about tuatara


Seen and Heard

What made you want to look up tuatara? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

expressing little or no emotion

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ