Definition of 2.0
—used postpositively to describe a new and improved version or example of something or someone… data previously collected by the planet-hunting telescope are turning up a trove of strange and wonderful worlds, bringing researchers closer, they hope, to finding “Earth 2.0.”— Amina Khan, Los Angeles Times, 27 Feb. 2014Everyone agrees that the new [Doug] Bruce is no longer the arrogant overachiever he used to be. He's Doug 2.0, shaggier and nicer …— Ty Burr, Boston Globe, 24 Mar. 2006
Keep scrolling for more
Test Your Vocabulary
Where in the World? A Quiz

- What language does pajama come from?

Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Word Games
Where in the World? A Quiz Do you know what languages these words come from?
Take the quiz
Here Be Dragons: A Creature Identification Quiz Take the quiz
Spell It Can you spell these 10 commonly misspelled words?
Take the quiz
Bee Cubed Listen to the words and spell through all three l...
Play the game




















Share 2.0
Time Traveler for 2.0
The first known use of 2.0 was in 1983
See more words from the same year