sine wave

The filament appears to wobble up and down like a sine wave over the course of thousands of light-years.
Astronomers have found the Milky Way’s first known ‘feather’|Lisa Grossman|November 23, 2021|Science News
One reason this model makes for an excellent UPS for your home network is that it gives output power in a pure sine wave form.
The best battery backups to keep your gear up and running|Terry Sullivan|September 10, 2021|Popular-Science
A sine-wave inverter allows a UPS to produce a clean sine wave form, which is the best type for power output.
The best battery backups to keep your gear up and running|Terry Sullivan|September 10, 2021|Popular-Science
Any set of data plotted over time can be expressed as a sum of trigonometric functions like sine waves, which can be expressed in terms of their frequency and amplitude.
Brain’s ‘Background Noise’ May Hold Clues to Persistent Mysteries|Elizabeth Landau|February 8, 2021|Quanta Magazine

Thus it attracted a wave of cowboy operators to fly passengers and cargo between cities.
Who Will Get AsiaAir 8501’s Black Boxes?|Clive Irving|December 30, 2014|DAILY BEAST
There have been previous waves of people moving to Texas, and we are now experiencing the latest wave.
Will Texas Stay Texan?|David Fontana|December 29, 2014|DAILY BEAST
The army has since conducted a brutal wave of jailings against activists and journalists.
Behind Bars for the Holidays: 11 Political Prisoners We Want to See Free In 2015|Movements.Org|December 25, 2014|DAILY BEAST
We prefer to wave away the warning signs; like The Interview, Mulholland Drive was comfortably downplayed as over-the-top satire.
Pyongyang Shuffle: Hollywood In Dead Panic Over Sony Hack|James Poulos|December 19, 2014|DAILY BEAST
What are your feelings about the wave of support that always immediately presents itself from the other side?
The Unbearable Whiteness of Protesting|Rawiya Kameir, Judnick Mayard|December 10, 2014|DAILY BEAST
But to wave this discourse of Heathens, how many self-contradicting principles are there held among Christians?
The Life and Most Surprising Adventures of Robinson Crusoe, of York, Mariner (1801)|Daniel Defoe
The wave-like movement of these animals is particularly graceful and cleverly done.
Women in the fine arts, from the Seventh Century B.C. to the Twentieth Century A.D.|Clara Erskine Clement
While you were admiring the long roll of the wave, a sudden spray would be dashed over you, and make you catch your breath!
Music-Study in Germany|Amy Fay
"Yes," said Punch, lifted up in his father's arms to wave good-bye.
Kipling Stories and Poems Every Child Should Know, Book II|Rudyard Kipling
"I've brought ye thet Injun I wuz tellin' ye uv," she said, with a wave of her hand toward Alessandro.
Ramona|Helen Hunt Jackson

British Dictionary definitions for sine wave

sine wave

noun

any oscillation, such as a sound wave or alternating current, whose waveform is that of a sine curve

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012