perpendicularly
- r straight up or down without a break
- r in a perpendicular manner
this red line runs perpendicularly to the green line
- If light filtered through a polarizing crystal encounters a second crystal whose cleavage plane is turned perpendicularly, it cannot get through.
- In his plans Architect Wright has "overturned the pyramids and lengthened their lines perpendicularly.
- In three years, production of aluminum has risen almost perpendicularly, from 327,000,000 lb.