the comparative study of nonliterate cultures.

Origin of agriology

1875–80; < Greek ágrio(s) uncultivated, wild (agr(ós) field + -ios adj. suffix) + -logy
Related formsag·ri·o·log·i·cal [ag-ree-uh-loj-i-kuh l] /ˌæg ri əˈlɒdʒ ɪ kəl/, adjectiveag·ri·ol·o·gist, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Word Origin and History for agriology

study of prehistoric human customs, 1878, from agrio-, from Greek agrios "wild," literally "living in the fields," from agros "field" (see acre) + -logy. Related: Agriologist (n.), 1875.

Online Etymology Dictionary, © 2010 Douglas Harper