Definition of "Meta"

Meta¹

proper noun
1. Meta Platforms, Inc., formerly Facebook, Inc. (until late 2021): an American multinational technology conglomerate holding company that is the parent organization of Facebook, Instagram, and WhatsApp, among other subsidiaries.
2. (historical, 2010–2022) Meta, a biomedical research discovery tool.

Meta²

proper noun
1. A city in Osage County, Missouri.