6-4-4-6 is a palindrome (it reads the same backward as forward).View more palindromes!
Definition of the noun 6-4-4-6
What does 6-4-4-6 mean as a name of something?
- Under the Whyte notation system, a duplex steam locomotive that has six coupled leading wheels in a leading truck, two sets of four driving wheels, and a six coupled trailing wheels in a trailing truck.
6-4-4-6: A 6-4-4-6 steam locomotive, in the Whyte notation for describing locomotive wheel arrangements, is one with six leading wheels, two sets of four driving wheels, and six trailing wheels.