A line or plane that is at an angle of 90 degrees to a given line or plane.

लम्बवत

English Usage: The architect designed a building with perpendicular walls.

Hindi Usage: वास्तुकार ने लम्बवत दीवारों के साथ एक भवन डिज़ाइन किया।

To consider something carefully.

विचार करना

English Usage: You should perpend the consequences before making a decision.

Hindi Usage: आपको निर्णय लेने से पहले परिणामों पर विचार करना चाहिए।