mya

As acronyms the difference between moa and mya

is that moa is minute of angle while MYA is million years ago.

As a noun moa

is a very large, extinct, flightless bird of the family Dinornithidae that was native to New Zealand; until its extinction, one species was the largest bird in the world.

As an initialism mya is

million years ago.

As an initialism mya

is million years ago.

As a noun pya is

heart.

As an initialism mya

is million years ago.

As a noun myna is

the south and east asian birds of the starling family sturnidae.

As an initialism mya

is million years ago.

As an interjection cya

is (internet slang).

As an initialism mya is

million years ago.

As an initialism mya

is million years ago.

As a noun myxa is

(zoology) the distal end of the mandibles of a bird.

As an initialism mya is

million years ago.

As a noun taxonomy

is the science or the technique used to make a classification.

As an acronym MYA is

million years ago.

As an initialism mya is

million years ago.

Year is a initialism of mya.

As a noun year

is the time it takes the earth to complete one revolution of the sun (between 36524 and 36526 days depending on the point of reference).

As an initialism mya is

million years ago.

As a numeral million

is the cardinal number 1,000,000: 10⁶.

As an acronym MYA is

million years ago.

As an initialism mya is

million years ago.