Definition of phylloxera in US English:



  • A plant louse that is a pest of vines.

    Phylloxera vitifoliae, family Phylloxeridae, suborder Homoptera

    • ‘In addition, Chile is excitingly free from phylloxera, the bane of the wine universe, allowing it to produce versatile, forthright wines that are a pure and direct expression of single grape varieties.’
    • ‘While growing succeeded there for decades, a plague of the plant louse phylloxera, followed by Prohibition and then the Depression, set the region back for years.’
    • ‘Recession in the 1880s was compounded by phylloxera, which swept aside not only vines but many poorer farmers.’
    • ‘More important was the wine boom in Spain and Italy in the 1880s which took advantage of the phylloxera epidemic in France.’
    • ‘They had replanted their land with vines after the phylloxera disaster, until a glut of cheap wine flooded the market, and they could no longer sell their only product.’


Mid 19th century: modern Latin, from Greek phullon ‘leaf’ + xēros ‘dry’.