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.


© Webster 1913.

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