The Collaborative International Dictionary
Instability \In`sta*bil"i*ty\, n.; pl. Instabilities. [L. instabilitas: cf. F. instabilit['e].]
The quality or condition of being unstable; lack of stability, firmness, or steadiness; liability to give way or to fail; insecurity; precariousness; as, the instability of a building.
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Lack of determination of fixedness; inconstancy; fickleness; mutability; changeableness; as, instability of character, temper, custom, etc.
--Addison.Syn: Inconstancy; fickleness; changeableness; wavering; unsteadiness; unstableness.
Wiktionary
n. (plural of instability English)
Usage examples of "instabilities".
His skinny, growing body trembled in response to the instabilities in the Magfield and his round face was upturned to her, creased with an almost comical concern.
More ripples in the vortex tubes, coming from the distant North: immense, jagged irregularities utterly dwarfing the small instabilities she'd observed so far.
They cast fearful, distracted glances at the approaching vortex instabilities, and from all around the Net Dura could hear muttered—or shouted—prayer-chants, pleas for the benevolence of the Xeelee.
And the lines themselves suffered instabilities, and could break down.
As they entered the forest ceiling the lines thrashed with instabilities, sending bits of broken matter flying into the Air.
Looking more closely he saw instabilities searing along the lines from both upflux and downflux.
Mark had helped her understand the cramped social dynamics going on inside the lifedome: the dome contained a closed system, he said, with positive socio-feedback mechanisms leading to wild instabilities, and.
The instabilities, the great explosions, must have devastated whole core-flocks.
Thermal instabilities had caused the proto galaxies to collapse further, into knots with mass a hundred Suns or more.
There had been convection cells then, too, which had driven instabilities in the giant star.
The instabilities had grown, exponentially, resulting at last in the casting off of huge shells of material from the surface of the star, like a series of repeated nova explosions.
There were no such things as ice ages to alter the direction which this world’s creatures were taking, no instabilities causing profound climate changes.
Small instabilities flickered within the translucent folds, tarnishing the emissions.
Even then it was only partly effective, for some of the spokes had buckled, distorting the ring symmetry and introducing permanent instabilities that couldn't be corrected.
I’d expect their fleet to take a bit longer than we did to figure out how to navigate the local spatial instabilities safely.