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Vertical vs Optigraph - What's the difference?

vertical | optigraph |

As nouns the difference between vertical and optigraph

is that vertical is a vertex or zenith while optigraph is a telescope with a diagonal eyepiece, suspended vertically in gimbals by the object end beneath a fixed diagonal plane mirror it is used for delineating landscapes by means of an attached pencil.

As an adjective vertical

is along the direction of a plumbline or along a straight line that includes the center of the earth.

vertical

English

Noun

(en noun)
  • A vertex or zenith.
  • A vertical geometrical figure; a perpendicular.
  • An individual slat in a set of vertical blinds.
  • A vertical component of a structure.
  • (marketing) A vertical market.
  • We offer specialised accounting software targeting various verticals .

    Adjective

    (en adjective)
  • Along the direction of a plumbline or along a straight line that includes the center of the Earth.
  • In a two dimensional Cartesian co-ordinate system, describing the axis oriented normal (perpendicular, at right angles) to the horizontal axis.
  • (marketing) Of or pertaining to vertical markets.
  • Antonyms

    * horizontal

    Derived terms

    * vertical lips * vertically * vertical smile

    optigraph

    English

    Noun

    (en noun)
  • A telescope with a diagonal eyepiece, suspended vertically in gimbals by the object end beneath a fixed diagonal plane mirror. It is used for delineating landscapes by means of an attached pencil.
  • (Webster 1913)