If you say that an idea, problem, or situation is not reducibleto something simple, you mean that it is complicated and cannot be described in a simple way.
[formal]
The structure of the universe may not be reducible to a problem in physics. [+ to]
Examples of 'reducible' in a sentence
reducible
And brain chemistry is reducible to simple chemistry, which in turn, ultimately, can be reduced to pure quantum mechanics.
Zindell, David THE BROKEN GOD
If matter is infinitely reducible, then it is not really reducible at all.