quaternary
Explore definitions, synonyms, and language insights of quaternary
Definitions
Adjective Satellite
consisting of or especially arranged in sets of four; "quaternate leaves"; "a quaternary compound"
Adjective Satellite
coming next after the third and just before the fifth in position or time or degree or magnitude; "the quaternary period of geologic time extends from the end of the tertiary period to the present"
Noun
last 2 million years
Noun
the cardinal number that is the sum of three and one