Looking for the meaning of the word QUATERNARY in English for both noun and verb forms from the Oxford Dictionary? Below, you can explore all possible meanings and definitions of QUATERNARY with sentence examples. You can also use the “AUDIO PRONUNCIATION” track to check the correct pronunciation in British English.
Word: Quaternary
Speech Type: Adjective
late Middle English (as a noun denoting a set of four): from Latin quaternarius, from quaterni ‘four at once’, from quater ‘four times’, from quattuor ‘four’
kwəˈtəːn(ə)ri
fourth in order or rank; belonging to the fourth order.
Short Definition:fourth in order or rank
relating to or denoting the most recent period in the Cenozoic era, following the Tertiary period and comprising the Pleistocene and Holocene epochs.
Short Definition:of most recent period in Cenozoic era
denoting an ammonium compound containing a cation of the form NR₄⁺, where R represents organic groups or atoms other than hydrogen.
Short Definition:denoting ammonium compound containing cation of form NR ₄
Word: Quaternary
Speech Type: Noun
kwəˈtəːn(ə)ri
the Quaternary period or the system of deposits laid down during it.
Short Definition:Quaternary period or system of deposits laid down during it
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