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Quaternary Definition & Meaning

quaternary
adjective
  1. consisting of or especially arranged in sets of four; "quaternate leaves"; "a quaternary compound"
  2. 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
  1. last 2 million years
  2. the cardinal number that is the sum of three and one

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Frequently asked questions

What does quaternary mean?
consisting of or especially arranged in sets of four; "quaternate leaves"; "a quaternary compound" 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" last 2 million years the cardinal number that is the sum of three and one
What part of speech is quaternary?
Quaternary is an adjective and a noun.
How many definitions does quaternary have?
Quaternary has 4 definitions across 2 parts of speech (adjective, noun).

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