Definition of young-earth in US English:

young-earth

adjective

  • Attributive Designating a form of creationism which holds that the universe and living organisms were divinely created relatively recently and within a comparatively short period of time; of or relating to this belief.

Origin

1970s. From young + earth.

Pronunciation

young-earth

/ˌjʌŋ ˈəːθ/