Meaning of supracretaceous in English:

supracretaceous

Pronunciation /ˌsuːprəkrɪˈteɪʃəs/ /ˌsjuːprəkrɪˈteɪʃəs/

adjective

Geology
  • Lying above the Cretaceous series.

Origin

Mid 19th century; earliest use found in Henry Thomas De la Beche (1796–1855), geologist.