as·cen·sion·al /əˈsɛnʧnəl, əˈsɛn(t)ʃənḷ/
As·cen·sion·al a. Relating to ascension; connected with ascent; ascensive; tending upward; as, the ascensional power of a balloon.
Ascensional difference Astron., the difference between oblique and right ascension; -- used chiefly as expressing the difference between the time of the rising or setting of a body and six o'clock, or six hours from its meridian passage.
◄ ►
ascensional
adj : tending to rise