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crawler |
Also found in: Dictionary/thesaurus, Wikipedia, Hutchinson | 0.06 sec. |
crawlerSee spider. crawler [′krȯ·lər] (mechanical engineering) One of a pair of an endless chain of plates driven by sprockets and used instead of wheels by certain power shovels, tractors, bulldozers, drilling machines, and such, as a means of propulsion. Any machine mounted on such tracks.
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