To kill as punishment for capital crimes; to execute.(verb)
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Use "put to death" in a sentence
"It was well known in Italy, and from the thirteenth century onward it was the privilege of the nobility to be put to death by a machine of this kind, which was called mannaia."
"Saragossa, Vincent, Fructuosus with Augurius and Eulogius, Quirinus of Siscia, the martyrs of Calahorra put to death on the site of the baptistery, Cassianus of the Forum Cornelium, Romanus, Hippolytus,"
"Had the Consuls been put to death in the first tumult & before the nation had time to take sides, the Directory & councils might have reestablished themselves on the spot."