What is the meaning of Mya?

ISO 639-2/T & ISO 639-3 language code for Burmese.

Abbreviation of million years ago or megayears ago. (Preceded by a numeral.)

The hiragana syllable みゃ (mya) or the katakana syllable ミャ (mya) in Hepburn romanization.

emerald

hundred

a kind of mussel

Abbreviation of milltir yn awr.

Source: wiktionary.org