What is the meaning of ?

A Devanagari vowel, used to represent English [æ]

Used to represent the [ə] sound in Avestan.

The fourteenth vowel in Hindi, used to transcribe English words. Borrowed from Marathi.

Devanagari spelling of أ (), a vowel of Kashmiri.

The fourteenth vowel in Marathi, used to transcribe English words.

Source: wiktionary.org