"act of attaching quantity to; act of determining the quantity," 1847, noun of action from quantify. Related: Quantificational.
*dnghū-, Proto-Indo-European root meaning "tongue."
It is the hypothetical source of/evidence for its existence is provided by: Latin lingua "tongue, speech, language" (from Old Latin dingua); Old Irish tenge, Welsh tafod, Lithuanian liežuvis, Old Church Slavonic jezyku "tongue;" Old English tunge "tongue; speech."
"figure of speech or artistic representation in which something inanimate or abstract takes the form of a person," 1755, noun of action from personify. Sense of "embodiment of a quality in a person" is attested from 1807.