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Definition of wheelbase
wheelbase
/ˈwiːlˌbeɪs/
wheel · base
Plural:wheelbases
wheelbase Lexical Profile
CEFR
C1
Grade
9
Tier
2
Usage
Rare
Syllables
2
wheelbase Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
The horizontal distance between the centers of the front and rear wheels or axles of a road or rail vehicle.
Example
"A longer wheelbase generally provides a smoother ride and more interior legroom for passengers."
• Nearby Words
Word Origin & Etymology
Coined in the mid-19th century during the expansion of the railway industry, formed as a compound of 'wheel' and 'base'.
Cite this Entry
Wordmom. (2026). Definition of Wheelbase. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/wheelbase