Definition of information superhighway
: a telecommunications infrastructure or system (as of television, telephony, or computer networks) used for widespread and usually rapid access to information
especially
: internet
— called also infobahn, information highway
Buying Guide
Our Reviews team has selected the best tablets.
Test Your Vocabulary
Great Words for Scrabble
-
- Which of the following Q-without-U words means the number five in cards or dice?

Test your knowledge - and maybe learn something along the way.
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Share information superhighway
Time Traveler for information superhighway
The first known use of information superhighway was in 1983
See more words from the same year