Lewis & Short

bō̆tryo (bō̆trĭo, Isid. Orig. 17, 5, 14), ōnis, m., a parallel form to botrys, = βοτρυών = βότρυς, a cluster of grapes, Pall. Febr. 33; id. Sept. 17; id. Nov. 12, 1; Mart. 11, 27, 4.