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reliable

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adjective British English pronunciation: reliable /rɪˈlaɪəb(ə)l/
  1. 1
    a reliable person is someone who you can trust to behave well, work hard, or do what you expect them to do

    Alice can look after the children. She's very reliable.

    a reliable workman/car

    1. a.
      a reliable vehicle, piece of equipment, or system always works well

      This is a better and more reliable car than my last one.

      a reliable method of birth control

  2. 2
    reliable information can be trusted to be accurate

    How reliable are these statistics?

    There turned out to be no reliable evidence of Mardell's guilt.

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