perpendicularity

Noun

Meaning

The quality or state of being perpendicular.

Source: Webster's dictionary

orthogonality orthogonal opposition cartesian normal plumb opposition vertical honor arguing integrity perpendicular dignity orthogonal honesty perpendicularly

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badness crime evil corruption doubt fake

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opposition rectangularity oblongness

;Perpendicularity error:This is when the index mirror is not perpendicular to the frame of the sextant. Source: Internet