Granum, huius grani, n. g. Plaut.A graine or corne: also the 506 part of an ounce in waight.Tritici grana.Cic.Punica grana.Ouid.The kernels of a pomegranate.
Lewis and Short: Latin dictionary
grānum, i, n. [root gar-; Sanscr. aramí, wear away; whence Gr. ge/rwn, grau=s; cf. gu=ris, fine flour], a grain, seed, small kernel: tritici, Plaut. Stich. 4, 1, 52; Cic. Div. 1, 36, 78; cf. Varr. R. R. 1, 48, 2; Col. 2, 9, 13: uvae, Ov. Tr. 4, 6, 10; Val. Max. 9, 12, 8ext.: turis, Plaut. Poen. 2, 3; cf. turea, Ov. F. 4, 410: fici, Cic. de Sen. 15, 52; Plin. 24, 5, 10, 16: piperis,