Hinged

The ailerons are hinged on the wings and move downward to push the air down and make the wing tilt up. This moves the plane to the side and helps it turn during flight.

Trilobites fossils are arthropods, or joint-footed animals, with a segmented body of hinged plates and shields. They could curl up into a ball for protection, sometimes fossilizing as a "rolled" trilobite.

With the expiration of a 70-year copyright hinged on the 1945 suicide death of the anti-Semitic ruler, the manuscript enters the public domain, and plans to publish an annotated version of the two-volume work in German have sparked public controversy.

The love was conditional; it hinged on my finances.

The cabinet, with a hinged door on the left side, can be placed more easily in the part of the room where I want to put it.

There are hinged side buffers, and the centre coupler also is hinged to enable the vehicles to work with ordinary stock.