n.
Pronunciation: - ' gäp-s ə -n ē
Function: noun
Etymology: olig- + Greek ops ō nia purchase of victuals, from ops ō nein to purchase victuals, from opson food + ō neisthai to buy ― more at VENAL
Date: 1942
: a market situation in which each of a few buyers exerts a disproportionate influence on the market
– ol · i · gop · so · nis · tic \ - ˌ gäp-s ə - ' nis-tik \ adjective