(astronomy) The locking of the rotation of a satellite (moon or planet) to its orbit, such that one side always faces the body around which it is orbiting.

plural of tiding; news

In a tidy manner; neatly; cleanly. / (obsolete) seasonably; betimes / (obsolete) suitably; duly; favourably

In a tidal manner. / Using the tides.

The area at the shore that is exposed to the effects of the tide.

plural of tidal force

(idiomatic) To slow or stop the flow of something.

(idiomatic) To make a change or reversal of a general trend.

plural of tidal island

A zone in which the duration of annual continuous exposure or submergence of intertidal areas changes sharply.