power shovel

power shovel

noun
any self-propelled shovel for excavating earth, ore, or coal with a dipper that is powered by a diesel engine or electric motor. Compare shovel (def. 2).

Origin:
1905–10
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Power shovel is always a great word to know.
So is interrobang. Does it mean:
an extraordinary or unusual thing, person, or event; an exceptional example or instance.
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
Encyclopedia Britannica
Encyclopedia

power shovel

digging and loading machine consisting of a revolving deck with a power plant, driving and controlling mechanisms, sometimes a counterweight, and a front attachment, such as a boom or crane, supporting a handle with a digger at the end. The whole mechanism is mounted on a base platform with tracks or wheels. Power shovels are used principally for excavation and removal of debris.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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