Main Entry: aper·i·tif
Pronunciation: &-"per-&-'tEf, a-; "ä-p&r-(&-)'tEf
Function: noun
Etymology: French apéritif aperient, aperitif, from Middle French aperitif, adjective, aperient, from Medieval Latin aperitivus, irregular from Latin aperire
: an alcoholic drink taken before a meal as an appetizer

http://www.m-w.com/dictionary/aperitif

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aperitif
/perriteef/

• noun an alcoholic drink taken before a meal to stimulate the appetite.

— ORIGIN French, from Latin aperire ‘to open’.

http://www.askoxford.com/concise_oed/aperitif...

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aperitif Show phonetics
noun [C]
an alcoholic drink, especially one which is drunk before a meal:
Would you like an aperitif before dinner?

http://dictionary.cambridge.org/define.asp?ke...

Es gibt bisher den "Aperitif" nur als "appetiser": Dictionary: aperitif

Im Englischen ist jedoch auch "aperitif" möglich, siehe Belege oben. Auf deutsche Belege verzichte ich ob des bestehenden Eintrags.