horizontally
Related Words
flatlylevellyverticallyuprighthorizonhorizontalflatlevelplaneaxislatitudeparallellinesurfaceflatnesswidthbreadthspanextensionalignmentorientationpositiondirectionangleperpendicularorthogonalslopegradienttiltinclinationrecumbentpronesupineprostratebedfloorgroundceilingwalllayerstratumtierrowcolumngridmatrixcoordinategeometrytrigonometrysymmetrybalanceequilibriumstabilityplumblevelersea levellandscapepanoramavistaflatlandplateauplainlateralsidewaystransversecrosswise