Definition of crawler in English:
1A thing that crawls or moves at a slow pace, especially an insect.
- All stages of the insect, except the crawler and the adult male, secrete a covering that lies over its dorsum for protection.
- An insecticide can be used to kill crawlers once they are detected.
- Contact insecticide sprays will not reach crawlers that have settled under old scales.
1.1 (in full crawler tractor) A tractor or other vehicle moving on an endless caterpillar track.
- Table 4 gives examples of time needed to clear land using two different sizes of crawler tractors.
- An example of a ‘group’ linked cost is the cost of providing crawler lanes for heavy vehicles.
- The crawler lane is intended to be a safety feature.
2 Computing A program that systematically browses the World Wide Web in order to create an index of data.
- Search engine crawlers will crawl web pages periodically for updated contents.
- Might search engines employing crawlers drop free listings altogether to concentrate on paid inclusion programs?
- Wouldn't it be nice to be able to leave some code in your web site to tell the search engine spider crawlers to make your site number one?
Definition of crawler in:
- British & World English dictionary
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