noun, feminine/ʒa.ʃɛʁ/plural: jachères
fallow; fallow land (especially when left uncultivated on purpose)
“Le champ est en jachère.” — The field is lying fallow.
Synonyms: guéret, somart, friche, varet
Related: jachérer
First attested in 1690. Formerly ‘tillage, land prepared for plowing’, from Old French gaschiere, gaskiere, from Gaulish *gansco (“branch”) (compare Old Irish gesca); from Proto-Indo-European *kak-. Akin to Spanish and Portuguese gancho (“hook”).