Definition of flor in English:

flor

noun

  • [mass noun] Yeast allowed to develop in a whitish film on the surface of dry (fino) sherries and similar wines during fermentation.

    • ‘At slightly higher concentrations, it contributes to the distinctive and characteristic smell of fino sherry and other flor wines.’
    • ‘In contrast with the fermentation strains, the flor yeasts have a permanent presence in the winery, dating from the 19th century in the Jerez region of southern Spain.’
    • ‘It is easy to know if a cask has been affected since the flor develops as a layer on top of the wine in the cask.’

Origin

Late 19th century: from Spanish, literally flower.

Pronunciation:

flor

/flor/