Definitions

1. noun

A direction or position on the horizon, especially of a ship or aircraft, where something is directly in front of the observer’s line of sight.

“The ship’s bow was abeam of the lighthouse.”

2. verb

To be or place something at an angle, so that it is directly in front of the observer’s line of sight, especially when looking out of a window or over the side of a ship or aircraft.

“The sailors had to abeam the cargo to balance it.”