second world

noun, often capitalized S&W

Definition of second world

: Communist nations regarded in the latter part of the 20th century as a political and economic bloc

First Known Use of second world

1966, in the meaning defined above

History and Etymology for second world

after third world

Keep scrolling for more

Learn More about second world

Statistics for second world

Look-up Popularity

Time Traveler for second world

The first known use of second world was in 1966

See more words from the same year

More from Merriam-Webster on second world

Rhyming Dictionary: Words that rhyme with second world

Comments on second world

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

WORD OF THE DAY

likely to have or produce good results

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Latin Quiz

  • roman forum
  • Which of the following months comes from a Latin word for “ten”?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!