Web crawler is bot or an automated script written in python or java or ruby etc… which is used to get publicly available data on websites.

A program that consistently browses the planet Wide net so as to form AN index of knowledge.

When you hear people talk about Crawlers in the context of SEO, they are referring to the programs that search engines use to scan and analyze websites in order to determine their importance, and thus their ranking in the results of internet searches for certain keywords.

A crawler is a google bot that read all pages and contents of a website in order to make entries for a search engine index.

A crawler is a program that visits Web sites and reads their pages and other information in order to create entries for a search engine index.

A crawler is a program used by search engines to collect data from the internet. When a crawler visits a website, it picks over the entire website's content (i.e. the text) and stores it in a databank. It also stores all the external and internal links to the website.

A crawler is a program used by search engines to collect data from the internet. When a crawler visits a website, it picks over the entire website's content (i.e. the text) and stores it in a databank. It also stores all the external and internal links to the website

A Web crawler is an Internet bot which helps in Web indexing.

A program that consistently browses the globe Wide net so as to make associate index of information

Crawler is something which is used to crawl and index our website to google search enginer.;

A crawler is a program that visits Web sites and reads their pages and other information in order to create entries for a search engine index. The major search engines on the Web all have such a program, which is also known as a "spider" or a "bot."

web crawler is basically a Bot , which works with programming manner in order to gather information from web and store that into some files or Db.

Crawler, also known as Spider is a computer program that visits and read every page on World Wide Web, and indexes them in a database in order to display them on a search query.

Crawler is also called a bot or spider that crawls your website data.

A web crawler, every now and then called a spider, is a web bot that systematically browses the sector huge internet, usually for the purpose of internet indexing (web spidering). Internet search engines and some different websites use net crawling or spidering software program to replace their web content or indices of others sites internet content.