Meaning & use
sidewall
Last updated
The side surface of a tire, between the tread and the wheel rim, or a wall forming the side of something.
See it in a sentence
A bulge on the tire's sidewall usually means it needs replacing.
The tunnel's sidewall was reinforced with steel supports.
A note on using this word
On tires, the sidewall typically displays the size, brand, and manufacturing information.
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