Definition of monopsony in English:
 monopsony
nounPlural monopsonies məˈnɒpsəniməˈnɑpsəni
Economics A market situation in which there is only one buyer.
 Example sentencesExamples
-  Now, whatever their other inefficiencies might or might not be, law reviews are not monopsonies, since they allow multiple submissions.
 -  Using modern terms, in labor markets oligopsony or monopsony emerges, and market imperfections and a zero reservation price for labor exist.
 -  In this manner, the imperfect market for players has been transformed from one of monopsony to that of bilateral monopoly.
 -  There may have been instances of monopsony or oligopsony in the 19th century, but they were short-lived.
 -  One way of attending to this need for prudent regulation would be to establish a monopsony, a situation where only one buyer exists for the products of several sellers.
 
Origin
  
1930s: from mono- 'one' + Greek opsōnein 'buy provisions' + -y3.