transriverine,a.|trɑːnsˈrɪvəraɪn, træns-| [f. trans- 3 + river: cf.riverine.] Situated across a (or the) river; transfluvial. 1900Athenæum 22 Dec. 824/2 The town [Birkenhead] was projected at first simply as a residential trans-riverine suburb of Liverpool.