postcard Post-carboniferous • post card · · · Info · Definitions · Synonyms · Characters · · postcard · · Text Latin · · Script 8 · · Length 2 · · Syllables Definitions · · · (noun) a card for sending messages by post without an envelope. Synonyms: post card, postal card, mailing-card. · · Noun Definition 1 Synonyms · · · post card · · Synonym 1 postal card · · Synonym 2 mailing-card · · Synonym 3 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074