Vertical

Webster's Dictionary of the English Language

·noun Vertical position; zenith.

II. Vertical ·noun A vertical line, plane, or circle.

III. Vertical ·adj Perpendicular to the plane of the horizon; upright; plumb; as, a vertical line.

IV. Vertical ·adj Of or pertaining to the vertex; situated at the vertex, or highest point; directly overhead, or in the zenith; perpendicularly above one.

Related Words

  • prime vertical

    That great circle which passes through the zenith and the east and west points of the horizon. ...

    The Sailor's Word-Book

  • vertical angles

    Opposite angles made by two lines cutting or crossing each other, and are always equal. (See angle o...

    The Sailor's Word-Book

  • vertical circles

    Great circles of the sphere intercepting each other in the zenith and nadir, and cutting the horizon...

    The Sailor's Word-Book

  • vertical fire

    In artillery, that directed upward at such an angle as that it will fall vertically, or nearly so, t...

    The Sailor's Word-Book

  • vertical force

    The centre of displacement is also that of the centre of vertical force that the water exerts to sup...

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  • vertical plan

    See orthographic projection. ...

    The Sailor's Word-Book

  • angle of the vertical

    The difference between the geographical and geocentric latitudes of a place upon the earth's surface...

    The Sailor's Word-Book