lacking stability or fixity or firmness; "unstable political conditions"; "the tower proved to be unstable in the high wind"; "an unstable world economy"安定性、不変性、または堅実性を欠く不安定
例:The tower proved to be unstable in the high wind. その塔は、激しい風には不安定であることがわかった。
subject to change; variable; "a fluid situation fraught with uncertainty"; "everything was unstable following the coup"変わるかもしれない流動的
例:everything was unstable following the coup クーデターの後、すべてが不安定だった
disposed to psychological variability; "his rather unstable religious convictions"精神的な変わりやすさという傾向がある不安定
例:his rather unstable religious convictions 彼の幾分不安定な宗教信念
highly or violently reactive; "sensitive and highly unstable compounds"高度にまたは激しく反応する不安定
例:sensitive and highly unstable compounds 繊細でとても不安定な化合物
affording no ease or reassurance; "a precarious truce"安楽または安心の余裕がない心許ない