- (British) IPA: /ˈleɪbaɪl/
- Liable to slip, err, fall, or apostatize.
- Apt or likely to change.
- Synonyms: unstable
- 1603, Michel de Montaigne, chapter 12, in John Florio, transl., The Essayes, […], book II, printed at London: By Val[entine] Simmes for Edward Blount […], OCLC 946730821 ↗:
- Pythagoras [said] that each thing or matter was ever gliding and labile.
- (chemistry, of a compound or bond) Kinetically unstable; rapidly cleaved (and possibly reformed).
- Certain drugs can be conjugated to polymer molecules with a linkage that is labile at low pH to effect controlled release in a cellular endosome.
- Water ligands typically bind metals in a labile fashion and are rapidly interchanged in aqueous solution.
- (linguistics, of a verb) Able to change valency without changing its form; especially, able to be used both transitively and intransitively without changing its form.