Silurian period Synonyms

We can't find synonyms for the phrase "Silurian period", but we have synonyms for terms, you can combine them.

Silurian Synonyms

Silurian period

Period Synonyms

SP abbreviation

SP is an abbreviation for Silurian Period

What does SP stand for?

SP stands for "Silurian Period"

Definitions for Silurian

(noun) from 425 million to 405 million years ago; first air-breathing animals

Definitions for Period

(noun) an occurrence of menstruating
(noun) an extent of time associated with a particular person or thing
(noun) an amount of time