proto

/ˈproʊtoʊ/
noun
  1. A first or early version of something, especially a product or technology, used as a model for later development.
    • This early car was a proto for all modern automobiles.
    • Our team presented a proto of the app to get feedback from users.
    • The engineers built a proto of the new robot to test its movements.
Antonyms
adjective
  1. Being the first or earliest form of something; original or primitive.
    • Her proto design for the building was just a rough sketch.
    • Scientists discovered a proto species of bird that lived millions of years ago.
    • The proto version of the game had very simple graphics.
Antonyms