fortieth forties • fortifiable · · · Info · Definitions · Synonyms · Characters · · fortieth · · Text Latin · · Script 8 · · Length Definitions · · · (noun) position 40 in a countable series of things. · · Noun Definition 1 (adj) the ordinal number of forty in counting order. Synonyms: 40th. · · Adjective Definition 1 Synonyms · · · 40th · · Synonym 1 Characters · · e latin small letter e U+0065 f latin small letter f U+0066 h latin small letter h U+0068 i latin small letter i U+0069 o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074