instability

The definition of instability is a lack of stability or balance, or a tendency towards unpredictable or erratic behavior.

(adjective)

When you swing from one emotion to another, first feeling happy and then very sad for no reason, this is an example of emotional instability.

See instability in Webster's New World College Dictionary

noun

lack of stability; unstableness; specif.,
1. lack of firmness or steadiness
2. lack of determination; irresolution
tendency to behave or react violently or erratically: the instability of a chemical compound, emotional instability

See instability in American Heritage Dictionary 4

noun pl. in·sta·bil·i·ties

Lack of physical stability; unsteadiness.
The quality or condition of being erratic or undependable: emotional instability; political instability.

Learn more about instability

instability synonyms

instability in a sentence

link/cite print suggestion box

More from YD