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
Perturbation - Wikipedia Perturbation theory (quantum mechanics), a set of approximation schemes directly related to mathematical perturbation for describing a complicated quantum system in terms of a simpler one
Perturbation theory - Wikipedia In mathematics, perturbation theory comprises methods for finding an approximate solution to a problem, by starting from the exact solution of a related, simpler problem [1][2] A critical feature of the technique is a middle step that breaks the problem into "solvable" and "perturbative" parts [3]
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 Simple Definition - Merriam-Webster The simple definition of PERTURBATION is a change in the normal state or regular movement of something
Perturbation | Gravitational, Orbital Celestial | Britannica Perturbation, in astronomy, deviation in the motion of a celestial object caused either by the gravitational force of a passing object or by a collision with it
9: Perturbation Theory - Physics LibreTexts This method, termed perturbation theory, is the single most important method of solving problems in quantum mechanics, and is widely used in atomic physics, condensed matter and particle physics
What does perturbation mean? - Definitions. net Perturbation is a deviation or disturbance from an original state or path, caused by outside influences It can be generally used in various fields like physics, astronomy, engineering, economics, and mathematics to describe small changes in a system or model
perturbation - Wiktionary, the free dictionary Noun perturbation (countable and uncountable, plural perturbations) (uncountable) Agitation; the state of being perturbed
PERTURBATION definition | Cambridge English Dictionary PERTURBATION meaning: 1 worry 2 a small change in the regular movement of an object: 3 worry Learn more