tilde Tilda • tile · · · Info · Definitions · Characters · · tilde · · Text Latin · · Script 5 · · Length Definitions · · · (noun) a diacritical mark (~) placed over the letter n in Spanish to indicate a palatal nasal sound or over a vowel in Portuguese to indicate nasalization. · · Noun Definition 1 Characters · · d latin small letter d U+0064 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C t latin small letter t U+0074