Since you're arguing terminology, I'll just quote the second dictionary definition:
a seemingly absurd or self-contradictory statement or proposition that when investigated or explained may prove to be well founded or true.
"in a paradox, he has discovered that stepping back from his job has increased the rewards he gleans from it"
a seemingly absurd or self-contradictory statement or proposition that when investigated or explained may prove to be well founded or true. "in a paradox, he has discovered that stepping back from his job has increased the rewards he gleans from it"