Top definition
The theory, put forward by Canadian theologist Nicholas Godsil, that any one item is in fact the same as any other item, but different.

"Item A is like item B, but different."
-Nicholas Godsil
A cat is like a dog, but different.

This hot dog is like an elephant, but different.

My Honda Civic is like your pencil, but different.

Now you're using the Godsil Theorum!
by Klashna February 19, 2008
Get the mug
Get a Godsil Theorum mug for your brother Callisto.