Main Entry: ca·chet

Pronunciation: \ka-ˈshā\

Function: noun

Etymology: French, from cacher

Date: circa 1639

1 a : a seal used especially as a mark of official approval b : an indication of approval carrying great prestige
2 a : a characteristic feature or quality conferring prestige b : prestige <being rich…doesn't have the cachet it used to — Truman Capote>
3 : a medicinal preparation for swallowing consisting of a case usually of rice-flour paste enclosing a medicine
4 a : a design or inscription on an envelope to commemorate a postal or philatelic event b : an advertisement forming part of a postage meter impression c : a motto or slogan included in a postal cancellation