Whyte notation
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English[edit]
Etymology[edit]
Devised by Frederick Methvan Whyte; came into use at the start of the 20th century.
Noun[edit]
- A notation for classifying steam locomotives by their wheel arrangement. For example, a locomotive with two leading axles (four wheels) in front, then three driving axles (six wheels) and then one trailing axle (two wheels) is denoted 4-6-2.