Origin of labileClassical Latin labilis from labi, to slip, fall: see lap
An example of labile used as an adjective is the phrase "labile syllabus" which means a syllabus that will have changes as the semester progresses.
- Open to change; readily changeable or unstable: labile chemical compounds; tissues with labile cell populations.
- Fluctuating widely: labile hypertension; labile emotions.
- Decomposing readily: the labile component of organic matter.
Origin of labileMiddle English labil forgetful, wandering from Old French labile from Late Latin lābilis apt to slip from lābī to slip
(comparative more labile, superlative most labile)
- Liable to slip, err, fall, or apostatize.
- Apt or likely to change.
- (chemistry, of a compound or bond) Kinetically unstable; rapidly cleaved (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.
- Glucose is a labile (affected by heat) substance; therefore, plasma or serum must be separated from the blood cells and refrigerated as soon as possible.
- Variations in mood include: flat, labile, blunted, constructed, or inappropriate mood.
- An intensely yellow acid salt is described, as is also a very unstable colourless salt which could not be examined further owing to its very labile nature.
- Thomsen deduces the actual values of X, Y, Z to be 14.71, 13.27 and zero; the last value he considers to be in agreement with the labile equilibrium of acetylenic compounds.
- Blagden (Ber.,1900,33,p.2544), who consider that three simultaneous reactions occur, namely, the formation of labile double salts which decompose in such a fashion that the radical attached to the copper atom wanders to the aromatic nucleus; a catalytic action, in which nitrogen is eliminated and the acid radical attaches itself to the aromatic nucleus; and finally, the formation of azo compounds.