Mixtilineal \Mix`ti*lin"e*al\, Mixtilinear \Mix`ti*lin"e*ar\, a.
[L. mixtus mixed (p. p. of miscere to mix) + E. lineal,
linear.]
Containing, or consisting of, lines of different kinds, as
straight, curved, and the like; as, a mixtilinear angle, that
is, an angle contained by a straight line and a curve. [R.]
[1913 Webster]