cross-staff definition

  • noun:
    • an early on navigational instrument, composed of a wooden pole with a sliding crosspiece, utilized for calculating the altitude of a star; it resulted in the sextant
    • A surveyor's instrument for measuring offsets.
    • An instrument previously utilized at water for taking the altitudes of celestial figures.
    • A surveyor's instrument for measuring offsets.
    • a musical instrument previously always make the height associated with sunshine or performers. It had been superseded because of the quadrant. Also known as forc-staff.
    • In surveying, a guitar comprising a staff holding a brass group split into four equal components or quadrants by two outlines intersecting both on center.
    • just like crosier, 1.

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