N1A1D2I1R1A1L1
8 points
NADIRAL is validvalid
NADIR, a point on the celestial sphere [adj]
of or like a nadir, the point of the heavens diametrically opposite to the zenith [adj]
NADIR, a point on the celestial sphere [adj]
of or like a nadir, the point of the heavens diametrically opposite to the zenith [adj]