Cite

Otto, Nikolaus August

Otto, Nikolaus August n?k?lous ougo?ost t? [key], 1832?91, German engineer. He was coinventor (1867) of an internal-combustion engine, and he devised (1876) the four-stroke Otto cycle, which was widely adopted for automobile, airplane, and other motors.

The Columbia Electronic Encyclopedia, 6th ed. Copyright 2012, Columbia University Press. All rights reserved.

See more Encyclopedia articles on: Technology: Biographies