Google bot is a algorithm, that crawl and index your website in the databases.

Googlebot is web crawling bot by Google. Crawling means the process by which Googlebot discovers new and updated pages to be added to the Google index.

the bet coments i think ..

It is a automated crawler or spider which through the website and helps in Indexing the website in SERP.

Googlebot is the process of finding and discover the new webpage of the website and added it for indexing.

Its an google software to crawl and indexing website...

we call them spiders

Google bot is a software program. all activity like caching,crawling and indexing are done through google bot software

Google's web crawling

Google bot is used to carry out the crawling process, which helps in indexing the website.

Googlebot is a Google's web crawling bot. Crawling is the process by which Googlebot discovers new and updated pages to be added to the Google index.

Googlebot is nothing else except for its a Google web creeping bot which slithers all the site pages of a site when it is submitted on Google for ordering. It attempts to hunt down the duplicacy of any substance on the site. The creeping is the procedure of Googlebot which finds new and overhauled pages to be added to the Google list. It creeps billions of website pages inside a day.

Thanks a lot.

Answer
 

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