Associations to the word «Paleozoic»

Wiktionary

PALEOZOIC, adjective. (geology) Of a geologic era within the Phanerozoic eon that comprises the Cambrian, Ordovician, Silurian, Devonian, Carboniferous and Permian periods from about 542 to 250 million years ago, from the age of trilobites to that of reptiles.
PALEOZOIC, proper noun. (geology) The Paleozoic era.

Dictionary definition

PALEOZOIC, noun. From 544 million to about 230 million years ago.
PALEOZOIC, adjective. Of or relating to or denoting the Paleozoic era.

Wise words

A word is not a crystal, transparent and unchanged; it is the skin of a living thought and may vary greatly in color and content according to the circumstances and time in which it is used.
Oliver Wendell Holmes, Jr.