(stā′bəl) adjective
1. Standing firmly in place; not easily moved, shaken, or overthrown; fixed.
2. Marked by fixity of purpose; steadfast; inflexible.
3. Having durability or permanence; abiding.
4. Chem. Not easily decomposed; said of compounds.
5. Physics Resisting forces which tend to cause or distort motion. See synonyms under FIRM, PERMANENT. [<F <L stabilis <stare stand]
—sta′bly adverb
—sta′ble·ness noun

(stā′bəl) noun
1. A building set apart for lodging and feeding horses or cattle.
2. Specifically, race horses belonging to a particular stable; also, the owner and personnel of a particular stable collectively.
—v.t. & v.i. ·bled, ·bling To put or lodge in a stable. [<OF estable <L stabulum <stare stand]