nnoun.timelast 2 million yearsSynset:Age of Man Quaternary Quaternary period
Part Holonyms:Age of Mammals Cenozoic Cenozoic era
Instance Hypernyms:geological period period
Inherited Hypernyms:quaternaryperiodgeological timetimeattributeabstractionentity
Part Meronyms:Holocene Holocene epoch Recent Recent epoch Glacial epoch Pleistocene Pleistocene epoch
nnoun.quantitythe cardinal number that is the sum of three and oneSynset:4 IV Little Joe four foursome quadruplet quartet quatern quaternion quaternity tetrad
Hypernyms:digit figure
Inherited Hypernyms:fourdigitintegernumberdefinite quantitymeasureabstractionentity
adj satadj.allconsisting of or especially arranged in sets of fourSynset:quaternate
Examples:- quaternate leaves
- a quaternary compound
Antonyms:single
Inherited Hypernyms:quaternate
Similar to:multiple
adj satadj.allcoming next after the third and just before the fifth in position or time or degree or magnitudeSynset:4th fourth
Examples:- the quaternary period of geologic time extends from the end of the tertiary period to the present
Antonyms:cardinal
Inherited Hypernyms:fourth
Similar to:ordinal