Definition of Otto, Nikolaus August in English:

Otto, Nikolaus August

Syllabification: Ot·to, Nikolaus August
Pronunciation: /ˈätō, ˈôtō
 
/
( 1832–91), German engineer, whose name is given to Otto cycle, the four-stroke cycle on which most internal combustion engines work.

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Word of the day inamorata
Pronunciation: inˌaməˈrätə
noun
a person's female lover