It's derived from the word "googol", which is a math term for the huge number 10^100, which is 1 with 100 zeros after it. A number even bigger is named "googolplex," and that's 10^googol, which is 1 with a googol number of zeros after it.
Google derived from the word Googol
Ironically you could just google this question, you idiot.
It is made up of two words...they are ...GO Ogle!!!!!...
The people who developed it.named it like that