Associations to the word «Silurian»

Wiktionary

SILURIAN, adjective. (geology) Of a geologic period within the Paleozoic era; comprises the Llandovery, Wenlock, Ludlow and Pridoli epochs from about 439 to 409 million years ago.
SILURIAN, adjective. (archaeology) Of or related to the Silures, a pre-Roman British tribe.
SILURIAN, proper noun. (geology) The Silurian period.

Dictionary definition

SILURIAN, noun. From 425 million to 405 million years ago; first air-breathing animals.

Wise words

The chief difference between words and deeds is that words are always intended for men for their approbation, but deeds can be done only for God.
Leo Tolstoy