Pruna, æ, f. g. Vir A burning cole.Si radicem betæ in pruna tostam superederint. Pli. Subijciunt verubus prunas, & viscera torrent. Vir.
Prunus, ni, f. g. Col. A damasine or plumme tree.Pruni syluestres Col.Slue trees: or wilde plumme trees. Prunum, m, n. g. fructus. Vir. A plumme, sloe, or bullasse.Spini ferentes pruna.Virg.Asinina pruna. li. A kind of great plummes.Autumnalia pruna, Prop.Cerea pruna, Vide CERA.Pruna damascena. Mart. The damsen plummes: damasens.Onychina pruna, Vide Onychinus in ONYX.Pruneolum.A wild sloe.Prun êtum, ti, n. g. A rew of plumme trees in an orchard.
Lewis and Short: Latin dictionary
prūna [root in Gr. pu=r, fire], ae, f., a burning coal, live coal (cf. carbo): medium per ignem multā premimus vestigia prunā, Verg. A. 11, 788 Serv.; 5, 103: latum clavum prunaeque batillum, Hor. S. 1, 5, 36; Plin. 20, 6, 23, 54; 29, 3, 11, 45 al.