linea directa (lin-ee-[schwa] d[schwa]-rek-t[schwa]). [Latin “direct line”] Roman law. The relationship among persons in the direct line of ascent and descent, such as grandfather, father, and son.
— Also termed linea recta.
linea transversa (lin-ee-[schwa] trans-v[schwa]r-s-[schwa]). [Latin “transverse line”] Roman law. The relationship between persons in collateral lines of descent, such as uncle and nephew.
— Also termed linea obliqua.