What is "pointed arch"

Pointed \Point"ed\, a.

1. Sharp; having a sharp point; as, a pointed rock.

2. Characterized by sharpness, directness, or pithiness of expression; terse; epigrammatic; especially, directed to a particular person or thing.

   His moral pleases, not his pointed wit.
   --Pope.

   Pointed arch (Arch.), an arch with a pointed crown.

   Pointed style (Arch.), a name given to that style of architecture in which the pointed arch is the predominant feature; -- more commonly called Gothic. [1913 Webster] -- Point"ed*ly, adv. -- Point"ed*ness, n.

n. an arch with a pointed apex