Wiktionary
undecreasing
a. Not decrease; growing no smaller.
Usage examples of "undecreasing".
And what is still more, for many feet after emerging from the brain's cavity, the spinal cord remains of an undecreasing girth, almost equal to that of the brain.
And what is still more, for many feet after emerging from the brain’s cavity, the spinal cord remains of an undecreasing girth, almost equal to that of the brain.