paleozoic – מילון אנגלי-אנגלי
paleozoic
adj.
of the Paleozoic Era, pertaining to the early geological period in which fish reptile and insects first appeared on Earth
Paleozoic
The
Paleozoic (or
Palaeozoic)
Era (; from the Greek
palaios (παλαιός), "old" and
zoe (ζωή), "life", meaning "ancient life") is the earliest of three
geologic eras of the
Phanerozoic Eon, spanning from . It is the longest of the Phanerozoic eras, and is subdivided into six
geologic periods (from oldest to youngest): the
Cambrian,
Ordovician,
Silurian,
Devonian,
Carboniferous, and
Permian. The Paleozoic comes after the
Neoproterozoic Era of the
Proterozoic Eon, and is followed by the
Mesozoic Era.
Paleozoic
Noun
1. from 544 million to about 230 million years ago
(synonym) Paleozoic era
(hypernym) era, geological era
(part-meronym) Permian, Permian period
Paleozoic
(a.)
Of or pertaining to, or designating, the older division of geological time during which life is known to have existed, including the Silurian, Devonian, and Carboniferous ages, and also to the life or rocks of those ages. See Chart of Geology.
Webster's Revised Unabridged Dictionary (1913), edited by Noah Porter.
About
paleozoic
geol. pal(a)eozoic
