wall crawler

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English[edit]

Alternative forms[edit]

Etymology[edit]

wall +‎ crawler

Noun[edit]

wall crawler (plural wall crawlers)

  1. something which adheres to and crawls upon vertical surfaces
    • 1995 September 23, Kiernan, Vincent, “Send in the robots”, in New Scientist[1], volume 147, ISSN 0262-4079, page 36:
      The wall crawler will also take ultrasound readings to reveal pits and cracks beneath the surface of the steel walls.
    • 2004, “Remote Testing of Underground High Level Radioactive Waste Storage Tanks”, in Materials Evaluation, volume 62, American Society for Nondestructive Testing, ISSN 0025-5327, page 917:
      The wall crawler... is a commercially available crawler, which attaches to the steel tank wall through strong, permanent magnetic wheels.
    • 2009 March 3, Turse, Nick, The Complex: How the Military Invades Our Everyday Lives[2], New York: Metropolitan Books, →ISBN, page 243:
      This weaponized wall crawler, assumedly capable of creeping into some 2025 apartment window in Baghdad, Beruit, or Kerachi "carrying a combat load," definitely is not meant to be your friendly neighborhood Spiderman.