n.
- a structure leading out to sea and used as a landing stage for boats or as a place of entertainment.
▸a breakwater or mole.
- Brit. a long, narrow structure projecting from an airport terminal and giving access to an aircraft.
- the pillar of an arch or one supporting a bridge.
▸a wall between windows or other adjacent openings.
Etymology
ME: from med. L. pera, of unknown origin.