variante(s): genesta, giestar, histar

n. m.

'terrain couvert de genêts'

D: 1290 La Sauve ⊂ TGascL 169b (giest‑); 1416 pays de Bigorre ⊂ Thomas₆ 280 (hist‑, contexte fr.); 1459 ⊂ ArchGir 47:130,10 (‑á)

FEW 4:101b [ɢᴇ̆ɴɪ̆ѕᴛᴀ]. DAO 749. – Thomas₆ 279–83.