Source : Webster's Revised Unabridged Dictionary (1913)

Ascensive \As*cen"sive\, a. [See {Ascend}.]
   1. Rising; tending to rise, or causing to rise. --Owen.

   2. (Gram.) Augmentative; intensive. --Ellicott.

Source : WordNet®

ascensive
     adj : tending or directed upward; "rooted and ascendant strength
           like that of foliage"- John Ruskin [syn: {ascendant}, {ascendent}]