#electronic_computer__computer__computing_machine__computingmachine__computing_device__computingdevice__data_processor__information_processing_system  a machine for performing calculations automatically
  supertype:  #machine  any mechanical or electrical device that transmits or modifies energy to perform or assist in the performance of human tasks
  part:  #busbar  #cathode-ray_tube  #CPU  #silicon_chip  #computer_accessory  #computer_circuit  #data_converter  #disk_cache  #diskette  #computer_hardware  #keyboard  #memory_board  #monitoring_device  #computer_peripheral
  part of:  #platform.computer_system
  subtype:  #analog_computer__analogue_computer  a computer that represents information by variable quantities (e.g., positions or voltages)
     subtype:  #differential_analyzer  an analog computer designed to solve differential equations
     subtype:  #slide_rule__sliderule__slipstick  analog computer consisting of a handheld instrument used for rapid calculations; have been replaced by pocket calculators
  subtype:  #digital_computer__digitalcomputer  a computer that represents information by numerical (binary) digits
     subtype:  #bulletin_board_system__bulletin_board__electronic_bulletin_board__bbs__bb  (computer science) a computer that is running software that allows users to leave messages and access information of general interest
     subtype:  #file_server  (computer science) a digital computer that provides workstations on a network with controlled access to shared resources
        subtype:  #dedicated_file_server  (computer science) a file server that can be used only as a file server
        subtype:  #non-dedicated_file_server  (computer science) a file server that can be used simultaneously as a workstation
     subtype:  #mainframe_computer__mainframecomputer__mainframe  a large digital computer serving 100-400 users and occupying a special air-conditioned room
     subtype:  #minicomputer  a digital computer of medium size
     subtype:  #multiprocessor  a computer that uses two or more processing units under integrated control
     subtype:  #personal_computer__PC__microcomputer  a small digital computer based on a microprocessor and designed to be used by one person at a time
        subtype:  #desktop_computer__desktopcomputer  a personal computer small enough to fit conveniently in an individual workspace
        subtype:  #portable_computer  a personal computer that can easily be carried by hand
           subtype:  #briefcase_computer__briefcasecomputer  a portable computer housed in a box that resembles a briefcase
           subtype:  #hand-held_computer  a portable computer small enough to be carried in your pocket
           subtype:  #laptop_computer__laptop  a portable computer small enough to use in your lap
           subtype:  #notebook_computer__notebook  a small compact portable computer
     subtype:  #von_Neumann_machine  any digital computer incorporating the ideas of stored programs and serial counters that were proposed in 1946 by von Neumann and his colleagues
     subtype:  #workstation  a desktop digital computer that is conventionally considered to be more powerful than a microcomputer
  subtype:  #node.electronic_computer__client__guest  (computer science) any computer that is hooked up to a computer network
  subtype:  #number_cruncher  a computer capable of performing a large number of mathematical operations per second
  subtype:  #pari-mutuel_machine__totalizer__totaliser__totalizator__totalisator  computer that registers bets and divides the total amount bet among those who won
  subtype:  #predictor  a computer for controlling antiaircraft fire that computes the position of an aircraft at the instant of a shell's arrival
  subtype:  #server.electronic_computer__host  (computer science) a computer that provides client stations with access to files and printers as shared resources to a computer network
  subtype:  #Turing_machine  a hypothetical computer with an infinitely long memory tape
  subtype:  #web_site__website__internetsite__site  a computer connected to the internet that maintains a series of web pages on the World Wide Web; "the Israeli web site was damaged by hostile hackers"

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