Definition of truffière in US English:

truffière

noun

  • An area of land where truffles are found, especially one that has been cultivated to produce truffles; a truffle ground or plantation. Compare earlier truffle bed.

Origin

Early 19th century. From French truffière from truffe + -ière, feminine form corresponding to -ier.

Pronunciation

truffière

/ˌtruːfɪˈɛː/