deˈscensional, a. rare.
[f. prec. + -al1.]
Of or pertaining to descension.
| 1727–51 Chambers Cycl., Descensional difference, is the difference between the right and oblique descension of the same star, or point of the heavens, etc. 1840 Herschel Ess. (1857) 137 There must be constantly in action..a discensional force producing subaqueous currents. 1882 Nature XXVII. 177 The ascensional and descensional movements of the atmosphere. |