perturbation 音标拼音: [p
, ɚtɚb'eʃən]
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perturbation n 1 :
an unhappy and worried mental state ; "
there was too much anger and disturbance "; "
she didn '
t realize the upset she caused me " [
synonym : {
disturbance }, {
perturbation }, {
upset }]
2 : (
physics )
a secondary influence on a system that causes it to deviate slightly 3 :
activity that is a malfunction ,
intrusion ,
or interruption ;
"
the term `
distress '
connotes some degree of perturbation and emotional upset "; "
he looked around for the source of the disturbance "; "
there was a disturbance of neural function "
[
synonym : {
perturbation }, {
disturbance }]
4 :
a disposition that is confused or nervous and upset [
synonym :
{
perturbation }, {
fluster }]
5 :
the act of causing disorder [
synonym : {
disruption },
{
perturbation }]
Perturbation \
Per `
tur *
ba "
tion \,
n . [
L .
perturbatio :
cf .
F .
perturbation .]
1 .
The act of perturbing ,
or the state of being perturbed ;
esp .,
agitation of mind .
[
1913 Webster ]
2 . (
Astron .)
A disturbance in the regular elliptic or other motion of a heavenly body ,
produced by some force additional to that which causes its regular motion ;
as ,
the perturbations of the planets are caused by their attraction on each other . --
Newcomb .
[
1913 Webster ]
235 Moby Thesaurus words for "
perturbation ":
ado ,
aggravation ,
agitation ,
all -
overs ,
angst ,
animation ,
anxiety ,
anxiety hysteria ,
anxiety neurosis ,
anxious bench ,
anxious concern ,
anxious seat ,
anxiousness ,
apprehension ,
apprehensiveness ,
arousal ,
arousing ,
baffle ,
bafflement ,
befuddlement ,
bewilderment ,
bluster ,
bobbery ,
boil ,
boiling ,
bother ,
botheration ,
brouhaha ,
bustle ,
cankerworm of care ,
care ,
chaos ,
chills of fear ,
churn ,
cloud ,
cold creeps ,
cold shivers ,
cold sweat ,
commotion ,
concern ,
concernment ,
confoundment ,
confusion ,
conturbation ,
convulsion ,
creeps ,
daze ,
derangement ,
dilemma ,
disarrangement ,
disarray ,
disarticulation ,
discombobulation ,
discomfiture ,
discomposure ,
disconcert ,
disconcertedness ,
disconcertion ,
disconcertment ,
disharmony ,
dishevelment ,
disintegration ,
disjunction ,
dislocation ,
disorder ,
disorderliness ,
disorganization ,
disorientation ,
disproportion ,
disquiet ,
disquietude ,
disruption ,
distress ,
disturbance ,
dread ,
ebullience ,
ebullition ,
eddy ,
effervescence ,
electrification ,
embarrassment ,
embroilment ,
enigma ,
entropy ,
exacerbation ,
exasperation ,
excitation ,
excitement ,
exhilaration ,
fear ,
fear and trembling ,
feery -
fary ,
ferment ,
fermentation ,
fever ,
feverishness ,
fidgets ,
fix ,
flap ,
flummox ,
flurry ,
fluster ,
flutter ,
flutteration ,
fog ,
foment ,
fomentation ,
foreboding ,
forebodingness ,
frenzy ,
fuddle ,
fuddlement ,
fume ,
fuss ,
galvanization ,
goose bumps ,
gooseflesh ,
haphazardness ,
haze ,
heartquake ,
horripilation ,
hubbub ,
hurly -
burly ,
hurry ,
hurry -
scurry ,
incitement ,
incoherence ,
indiscriminateness ,
inflammation ,
infuriation ,
inharmonious harmony ,
inquietude ,
insanity ,
irregularity ,
irritation ,
jam ,
jimjams ,
jitters ,
jumble ,
jumpiness ,
lathering up ,
maelstrom ,
malaise ,
maze ,
mess ,
misarrangement ,
misgiving ,
mist ,
moil ,
most admired disorder ,
muddle ,
muddlement ,
mystery ,
nerviness ,
nervous tension ,
nervousness ,
nonplus ,
nonsymmetry ,
nonuniformity ,
overanxiety ,
palpitation ,
pell -
mell ,
perplexity ,
pickle ,
pins and needles ,
plight ,
pother ,
predicament ,
problem ,
promiscuity ,
promiscuousness ,
provocation ,
pucker ,
puzzle ,
puzzlement ,
quaking ,
quandary ,
quiver of terror ,
randomness ,
restlessness ,
riddle ,
roil ,
rout ,
row ,
ruffle ,
scrape ,
seethe ,
seething ,
shivers ,
shuffle ,
shuffling ,
solicitude ,
steaming up ,
stew ,
stimulation ,
stimulus ,
stir ,
stirring ,
stirring up ,
strain ,
suspense ,
sweat ,
swirl ,
swirling ,
swivet ,
tension ,
thrill of fear ,
tizzy ,
to -
do ,
trepidation ,
trepidity ,
trouble ,
tumult ,
tumultuation ,
turbidity ,
turbulence ,
turmoil ,
twitter ,
unassuredness ,
unease ,
uneasiness ,
unquietness ,
unrest ,
unsettlement ,
unsymmetry ,
ununiformity ,
uproar ,
upset ,
vexation ,
vortex ,
whipping up ,
whirl ,
working up ,
yeastiness ,
zeal
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PERTURBATION Definition Meaning - Merriam-Webster The meaning of PERTURBATION is the action of perturbing : the state of being perturbed How to use perturbation in a sentence
Perturbation theory - Wikipedia The standard exposition of perturbation theory is given in terms of the order to which the perturbation is carried out: first-order perturbation theory or second-order perturbation theory, and whether the perturbed states are degenerate, which requires singular perturbation
PERTURBATION | English meaning - Cambridge Dictionary PERTURBATION definition: 1 worry 2 a small change in the regular movement of an object: 3 worry Learn more
Perturbation - definition of perturbation by The Free Dictionary Define perturbation perturbation synonyms, perturbation pronunciation, perturbation translation, English dictionary definition of perturbation n 1 a The act of perturbing b The state of being perturbed; agitation 2 A small change in a physical system, such as a variation in a planet's orbit
PERTURBATION Definition Meaning | Dictionary. com Perturbation definition: the act of perturbing See examples of PERTURBATION used in a sentence
perturbation, n. meanings, etymology and more | Oxford English Dictionary There are six meanings listed in OED's entry for the noun perturbation, two of which are labelled obsolete See ‘Meaning use’ for definitions, usage, and quotation evidence
perturbation noun - Definition, pictures, pronunciation and usage notes . . . Definition of perturbation noun in Oxford Advanced American Dictionary Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more
PERTURBATION definition and meaning | Collins English Dictionary A perturbation is a small change in the movement, quality, or behaviour of something, especially an unusual change
Perturbation - Definition, Meaning, and Examples in English Perturbation refers to a small change or disturbance in a system It is often used in scientific contexts, particularly in physics and metaphysics, to describe how slight variations can affect the behavior of systems
Disturbance vs. Perturbation — What’s the Difference? Disturbance refers to any disruption that interrupts the normal state or process, while perturbation is a minor or slight disturbance, often used in scientific contexts