Difference between Cyclopaedia and Cyclopedia

What is the difference between Cyclopaedia and Cyclopedia?

Cyclopaedia as a noun is an encyclopedia while Cyclopedia as a noun is the circle or compass of the arts and sciences (originally, of the seven so-called liberal arts and sciences); circle of human knowledge.

We hope you now know whether to use Cyclopaedia or Cyclopedia in your sentence.