browse words by letter
a
b
c
d
e
f
g
h
i
j
k
l
m
n
o
p
q
r
s
t
u
v
w
x
y
z
unstable |
2 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Unstable \Un*sta"ble\, a. [Cf. {Instable}.] Not stable; not firm, fixed, or constant; subject to change or overthrow. -- {Un*sta"ble*ness}, n. Chaucer. {Unstable equilibrium}. See {Stable equilibrium}, under {Stable}. From WordNet r 1.6 [wn]: unstable adj 1: lacking stability or fixity or firmness; "unstable political conditions"; "the tower proved to be unstable in the high wind"; "an unstable world economy" [ant: {stable}] 2: highly or violently reactive; "sensitive and highly unstable compounds" 3: affording no ease or reassurance; "a precarious truce" [syn: {precarious}] 4: suffering from severe mental illness; "of unsound mind" [syn: {mentally ill}, {unsound}] 5: disposed to psychological variability; "his rather unstable religious convictions" 6: subject to change; variable; "a fluid situation fraught with uncertainty"; "everything was unstable following the coup [syn: {fluid}]
more about unstable