breadthless,a.|ˈbrɛdθlɪs| [f. as prec. + -less.] Without breadth. 1642H. More Song of Soul ii. ii. ii. vi, The term of latitude is breadthlesse line.1854Sir W. Hamilton in Stewart's Wks.Advt. 9 note, The realizing, not only to imagination but to sight, of breadthless lines.