Silurian

//sɪˈlʊɚ.i.ən// adj, name, noun

adj, name, noun ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    A member of the Silures, an ancient tribe of Britannia.
Adjective
  1. 1
    Of a geologic period within the Paleozoic era; comprises the Llandovery, Wenlock, Ludlow and Pridoli epochs from about 439 to 409 million years ago.

    "In some places, however, quartz reefs, payably auriferous while in Silurian rock, have been followed down to subjacent granite, and have there been found to thin out and become unprofitable […]"

  2. 2
    Of or related to the Silures, a pre-Roman British tribe.
Proper Noun
  1. 1
    The Silurian period.

Synonyms

All synonyms
periodsilurian periodsiluristtime

Example

More examples

"In some places, however, quartz reefs, payably auriferous while in Silurian rock, have been followed down to subjacent granite, and have there been found to thin out and become unprofitable […]"

Etymology

From Latin Silurēs + -ian.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.