1. (

• instability

) an unstable order ;

2. (

• instability ,

) unreliability attributable to being unstable ;

3. (

• imbalance ,
• instability ,
• unbalance

) a lack of balance or state of disequilibrium; "a hormonal imbalance" ;

4. (

• instability ,
• unstableness

) the quality or attribute of being unstable and irresolute ;