What is the meaning of ý?

The fortieth letter of the Czech alphabet, written in the Latin script., after y and before z

The twenty-seventh letter of the Faroese alphabet, written in the Latin script., after y and before æ

imperative of ýa

The twenty-ninth letter of the Icelandic alphabet, written in the Latin script.

The forty-fourth letter of the Slovak alphabet, written in the Latin script.

a point (element in larger whole)

what one means

The twenty-ninth letter of the Turkmen alphabet, called ýe and written in the Latin script.

Clipping of ý tưởng (idea).

a point (element in larger whole)

what one means

Alternative spelling of í; Northern Vietnam form of ấy

Alternative spelling of í; Northern Vietnam form of ấy

The letter Y, marked for one of its short pronunciations, (/ɨ̞/ or /ɪ/), when in a stressed final syllable of a polysyllabic word.

Source: wiktionary.org