Phanerozoic

Pronunciation

• Rhymes: -əʊɪk

Origin

From Ancient Greek φανερός (phaneros, "visible") + ζωή (zōē, "life")

Full definition of Phanerozoic

Adjective

1. (geology) Of, or relating to the Phanerozoic eon

Proper noun

1. (geology) A geologic eon from about 570 million years ago to the present, comprising the Paleozoic, Mesozoic and Cenozoic eras.