imperator noun. [ɪmpǝ'rɑ:tɔ:] Also (as a title) Imperator. M16.
[Latin, from imperat-: see IMPERATIVE, -OR. Cf. PRINCEPS.]
1. Roman History. Orig., commander (a title conferred by the salutation of soldiers on a victorious general under the Republic). Later, head of the State (in whose name all victories were won), emperor. Cf. PRINCEPS. M16.

2. gen. An absolute ruler, an emperor; a commander. Long rare or obsolete. L16.

■ imperatorship noun the rank or position of imperator M19.

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