play backward index mystery
Up Next
Title
CANCEL
backward index mystery
Words Matter

The True Story of the Backward Index

These people needed a computer

There it sits, hidden in plain view on a set of shelves in the basement of the Merriam-Webster offices: the Backward Index. But why would anyone type out 315,000 words spelled in reverse?

Up next

play backward index mystery
The True Story of the Backward Index

 

These people needed a computer

play illustrated notebook that says everyday vs every day
'Everyday' vs. 'Every Day'

 

A simple trick to keep them separate

play video websters video of 1864
Webster's Dictionary of 1864

 

The landmark edition that transformed the way dictionaries are made.

play hot mess
Hot Mess

 

Our research turned up two archaic literal meanings

play video title attorney generals
Is It 'Attorney Generals' Or 'Attorneys General'?

 

'Poets laureate'? 'Court-martials'? The curious history of postpositive adjectives in English.

play videos pictures in the dictionary
Pictures in the Dictionary

 

The story of those iconic illustrations.

play ismo merriam webster tip
Some Odd Words with ISMO: "People Tipping"

 

Comedian ISMO on the complexities of the word 'tip'

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Word Game You can make only 12 words. Pick the best ones!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
Missing Letter A crossword with a twist
winning words from the national spelling bee logo
Spelling Bee Quiz Can you outdo past winners of the National Spelli...