Our online medical glossary of medical terms and definitions includes definitions for terms related to treatment, and general medicine
ASCENSIONAL
Relating to ascension; connected with ascent; ascensive; tending upward; as, the ascensional strength of a balloon.
Ascensional difference, 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.
Source: Websters Vocabulary