fluctuations

Perhaps the mysterious Martian methane, and its strange fluctuations, are part of that story.

For other worlds, we usually have to rely on other data: fluctuations in gravity, or the gentle rocking motion known as libration.

For stellar-mass black holes, a reliable technique involves watching fluctuations in their X-ray emissions.

Jennifer has intense emotional fluctuations and her behavior can be very challenging.

This style of woodfire cooking is prone to sudden fluctuations in temperature due to the subtleties and different sizes of wood.

Fluctuations in the lake due to floods are controlled by an immense spillway dam built of concrete.

Whether from this or other causes, the stream of vagrants continued to grow, with the usual fluctuations.

Fluctuations of trade then as now sometimes brought occasions of temporary embarrassment.

Uncertainty of employment and demoralising fluctuations of wages are among the most crying evils of our modern social régime.

The price has recently undergone many fluctuations, in consequence of the great exports to Europe.