stable meaning
EN
[ˈsteɪ.bəl] [-eɪbəl] WStable
- A stable is a building in which livestock, especially horses, are kept. It most commonly means a building that is divided into separate stalls for individual animals.
- The exterior design of a stable can vary widely, based on climate, building materials, historical period and cultural styles of architecture. A wide range of building materials can be used, including masonry (bricks or stone), wood and steel.
FR stable 
- NounPLstablesSUF-able
- A building, wing or dependency set apart and adapted for lodging and feeding (and training) animals with hoofs, especially horses.
- There were stalls for fourteen horses in the squire's stables.
- (metonymically) All the racehorses of a particular stable, i.e. belonging to a given owner.
- A building, wing or dependency set apart and adapted for lodging and feeding (and training) animals with hoofs, especially horses.
- VerbSGstablesPRstablingPT, PPstabled
- (transitive) to put or keep (horse) in a stable.
- (rail transport, transitive) to park (a rail vehicle).
- (transitive) to put or keep (horse) in a stable.
- AdjectiveCOMstablerCOMmore stableSUPstablestSUPmost stable
- Relatively unchanging, permanent; firmly fixed or established; consistent; not easily moved, altered, or destroyed.
- He was in a stable relationship.
- a stable government
- (computing) Said of a version of software that has been tested and is believed to be relatively free of bugs, as opposed to a beta version.
- You should download the 1.9 version of that video editing software, it is the latest stable version. The version 2.0 is beta, it has more features but is known to freeze randomly.
- Relatively unchanging, permanent; firmly fixed or established; consistent; not easily moved, altered, or destroyed.
- More Examples
- Used in the Middle of Sentence
- Immunoprecipitation then indicated that cotranslation resulted in stable complex formation of Kox1/TIF1B and Kox1KL/TIF1B (Fig. 18.2A, lane 4 and Fig. 18.2B, lane 11).
- The number of players will diminish, but the strong players may be stabler after the crisis.”
- It's so effective at holding soil together that I've even seen geogrid used alone to hold 20-foot high sheer faces of bare soil stable [ … ] .
- Used in the Ending of Sentence
- Upon a hanging ledge of rock unstable, / Th' unsurest spot that may in earth be found, / Showing to all that she is never stable.
- Last night’s programme – the first of a series of three – was another unwayward beast from the Worsley stable.
- Used in the Middle of Sentence
Definition of stable in English Dictionary
- Part-of-Speech Hierarchy
- Adjectives
- Nouns
- Countable nouns
- Countable nouns
- Verbs
- Transitive verbs
- Transitive verbs
- Adjectives
Source: Wiktionary
Grammatically, this word "stable" is an adjective. It's also a noun, more specifically, a countable noun. It's also a verb, more specifically, a transitive verb.