unstable

(redirected from unstableness)
Also found in: Dictionary, Thesaurus, Medical, Legal.

unstable

1. (of a chemical compound) readily decomposing
2. Physics
a. (of an elementary particle) having a very short lifetime
b. spontaneously decomposing by nuclear decay; radioactive
3. Electronics (of an electrical circuit, mechanical body, etc.) having a tendency to self-oscillation

unstable

[¦ən′stā·bəl]
(physics)
Capable of undergoing spontaneous change, as in a radioactive nuclide or an excited nuclear system.
References in periodicals archive ?
So some people, mainly those who could not bear the unstableness, the uncertainty of postmodernism anymore, made an attempt again to insist on the old-fashioned justice opposing to America's imperialism.