Definition of myriadth in English:

myriadth

adjective

  • That represents or constitutes a very minute fraction of the whole. Also (literally): that is the ten thousandth part of a thing.

Origin

Early 19th century; earliest use found in Walter Savage Landor (1775–1864), poet and author. From myriad + -th.

Pronunciation

myriadth

/ˈmɪrɪədθ/