Any waves traveling along the medium will reflect back when they reach the end.
In part, the recent wave of name changes reflects the shifting dynamics of American business.
On the piano string, waves reflect from both ends.
If the matter ends abruptly, such as the outer surface of a spaceship, the wave will reflect back in.
This wave may reflect fears that the recovery will not live up to expectations.
The ever rippling waves reflected the light of the setting sun.
A wave of demonstrations and strikes has reflected that frustration.
But the wave of giant mergers in Europe this week reflects something else as well: weakness.
It resembles a wave, its silvery color reflecting light like water, the original mirror.
The wave reaches the ends and reflects back, causing rapid expansion in the middle.