- an act or instance of oscillating.
- a single swing or movement in one direction of an oscillating body.
- fluctuation between beliefs, opinions, conditions, etc.
- an effect expressible as a quantity that repeatedly and regularly fluctuates above and below some mean value, as the pressure of a sound wave or the voltage of an alternating current.
- a single fluctuation between maximum and minimum values in such an effect.
- the difference between the least upper bound and the greatest lower bound of the functional values of a function in a given interval.
- Also called saltus.the limit of the oscillation in an interval containing a given point, as the length of the interval approaches zero.
Origin of oscillation
Examples from the Web for oscillation
Baryon oscillation is basically sound waves in the early Universe.Using Black Holes to Measure Dark Energy, Like a BOSS
Matthew R. Francis
April 13, 2014
All social life is necessarily an oscillation between these two motives.Socialism
The extent of these movements of the pen measures the grade of the oscillation.Complete Story of the San Francisco Horror
The oscillation of the fan is imparted to everything around.
The oscillation is very great and the sound nearly approaches a ring.
Still, what astonished him was, that it went straight on without any oscillation.The Smuggler Chief
- physics statistics
- regular fluctuation in value, position, or state about a mean value, such as the variation in an alternating current or the regular swinging of a pendulum
- a single cycle of such a fluctuation
- the act or process of oscillating
Word Origin and History for oscillation
1650s, from French oscillation, from Latin oscillationem (nominative oscillatio), noun of action from past participle stem of oscillare "to swing," supposed to be from oscillum "little face," literally "little mouth," a mask of open-mouthed Bacchus hung up in vineyards as a charm (the sense evolution would be via the notion of "swing in the breeze"); from PIE *os- "mouth" (see oral).
- The act of oscillating.
- The state of being oscillated.
- A single oscillatory cycle.
- A stage in inflammation in which the accumulation of white blood cells in the small vessels arrests the passage of blood, thus causing a to-and-fro movement of the blood at each cardiac contraction.