rectilinearly

the ants marched rectilinearly across the kitchen floor, forming a perfect line.

the architect designed the building's corridors to extend rectilinearly through all floors.

city planners often arrange streets rectilinearly to create a grid pattern.

the laser beam traveled rectilinearly until it hit the mirror.

mathematically, light behaves rectilinearly in a uniform medium.

the artist painted the trees with branches growing rectilinearly upward.

soldiers must march rectilinearly during military parades.

the railroad tracks were laid rectilinearly across the countryside.

children learn to draw rectilinearly before mastering curves.

the motion of the piston is essentially rectilinear in most engines.

the designer positioned the furniture rectilinearly against the wall.

the ecg machine recorded the heart's electrical activity as rectilinear waves.