brachy /ˈbɹæki/ noun4 •A breve, as applied to Ancient Greek <˘>. •(informal) Clipping of brachycephalic.In fact over 80 percent of brachys need caesarean sections because they can't give birth properly. — 2017 •(informal) Clipping of brachytherapy.Indications to include the distal third of the vagina include: unfavorable histology when treating with chemo + brachy only and vaginal recurrence. — 2013 •(informal) Clipping of Brachyrhaphis. formsbrachys