entisol

[ en-ti-sawl, -sol ]
/ ˈɛn tɪˌsɔl, -ˌsɒl /

noun

a fertile soil of recent origin that is distinguished by a lack of horizons and is found worldwide in all climates.

Origin of entisol

1970–75; ent- (according to the U.S. Soil Conservation Service, initiator of the term, a “meaningless syllable”) + -i- + -sol