noun (plural lettres de cachet) Etymology: French, literally, letter with a seal Date: 1718 a letter bearing an official seal and usually authorizing imprisonment without trial of a named person
LETTRE DE CACHET
Meaning of LETTRE DE CACHET in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012