Definition of crawler in English:

crawler

noun

  • 1A thing that crawls or moves at a slow pace, especially an insect.

    • ‘The night crawlers moved freely around them with their sounds echoing in the wilderness.’
    • ‘Young crawlers settle on the upper surface of immature leaves, causing galls to form on the under surface of the leaves.’
    • ‘Contact insecticide sprays will not reach crawlers that have settled under old scales.’
    • ‘He has worked on more than 300 Hollywood movies involving snakes, lizards, spiders, and other creepy crawlers.’
    • ‘They are found on every continent except Antarctica, in such diverse modes of life as climbers, burrowers, crawlers, aquatic forms, and even gliding types.’
    • ‘We're lucky we haven't seen any crawlers yet.’
    • ‘Mature female scales are viviparous and produce 2-3 crawlers per day, totaling 100-150 over the female's lifetime.’
    • ‘I am not going into that pitch-black cave with all them creepy crawlers and who knows what else.’
    • ‘All stages of the insect, except the crawler and the adult male, secrete a covering that lies over its dorsum for protection.’
    • ‘With first graders on hands and knees, eyes peeled on the tarantula at hand, Trevino goes into his spiel on the life and times of spiders and other creepy crawlers.’
    • ‘While most of these creepy crawlers have beneficial characteristics, ticks truly deserve to be given a wide berth.’
    • ‘An insecticide can be used to kill crawlers once they are detected.’
    1. 1.1A tractor or other vehicle moving on an endless caterpillar track.
      • ‘The surface of the road is to be replaced, and the crawler lane is to be closed and turned into a single lane road.’
      • ‘They also back a series of road safety measures and traffic restrictions, including crawler lanes, realigning bends and traffic lights.’
      • ‘The A59 in that section comprises two lanes plus a crawler lane for slow traffic going uphill.’
      • ‘The crawler lane is intended to be a safety feature.’
      • ‘The speed makes up for the energy difference between this method and dropping a heavy weight from a crawler crane's jib, and there is no flying debris.’
      • ‘Essex Crane, which serves contractors nationwide, owns 500 crawler cranes in its fleet.’
      • ‘Fifty workers using five crawler cranes will be at the site six days a week.’
      • ‘The whole assembly was carried to the launch pad on a vehicle known as a crawler transporter.’
      • ‘An example of a ‘group’ linked cost is the cost of providing crawler lanes for heavy vehicles.’
      • ‘Is it true that Caterpillar India is planning to roll out a new crawler tractor?’
      • ‘One of the most important aspects of new models of crawler dozers is the comfort of the operator.’
      • ‘Once he had separated the piece enough to get a chain around it, then a crawler crane came into play.’
      • ‘Four fully hydraulic crawler cranes with a capacity of 80 kN operated the grabs.’
      • ‘To avoid interfering with steel erection, the precast seating risers followed the steel at night, using the same crawler cranes.’
      • ‘The use of crawler cranes is increasing and may be required in some cases.’
      • ‘Table 4 gives examples of time needed to clear land using two different sizes of crawler tractors.’
      • ‘It does not include any plans to close the crawler lane up the hill.’
      • ‘Eradicating the crawler lane would mean heavy lorries slowing down the traffic up Golden Hill.’
      • ‘Contractors are also performing more lifts from outside the building where crawler cranes have greater mobility and stability.’
  • 2Computing
    A program that systematically browses the World Wide Web in order to create an index of data.

    spider
    • ‘Search engine crawlers will crawl web pages periodically for updated contents.’
    • ‘Search engines allow keyword searches and use crawlers to locate sites or pages that match requests.’
    • ‘Might search engines employing crawlers drop free listings altogether to concentrate on paid inclusion programs?’
    • ‘While the search crawlers will ultimately find you on their own, there is some merit in submitting your site manually.’
    • ‘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?’

Pronunciation:

crawler

/ˈkrôlər/