adjective stabler, stablest
- not easily moved or thrown off balance; firm; steady
- not likely to break down, fall apart, or give way; fixed
- firm in character, purpose, or resolution; steadfast
- reliable, dependable
- not likely to change or be affected adversely; lasting; enduring
- emotionally steady; composed; self-possessed
- mentally sound; sane; rational
- capable of returning to equilibrium or original position after having been displaced
- Chem., Physics
- not readily decomposing or changing from one state of matter to another
- not undergoing spontaneous change
- Nuclear Physics incapable of radioactive decay