SINCE 1828
World War I
nounDefinition of World War I
: the war that was fought mainly in Europe from 1914 to 1918
Comments on World War I
What made you want to look up World War I? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Musical Words Quiz
-
- Which word describes a musical performance marked by the absence of instrumental accompaniment?
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 unabridged
Words at Play
Share World War I
Resources for World War I