amplitude 音标拼音: ['æmplət
, ud]
n . 广阔,充足,增幅
广阔,充足,增幅
amplitude 振幅
amplitude 振幅
amplitude n 1 : (
physics )
the maximum displacement of a periodic wave 2 :
the property of copious abundance [
synonym : {
amplitude },
{
bountifulness }, {
bounty }]
3 :
greatness of magnitude Amplitude \
Am "
pli *
tude \,
n . [
L .
amplitudo ,
fr .
amplus :
cf .
F .
amplitude .
See {
Ample }.]
1 .
State of being ample ;
extent of surface or space ;
largeness of dimensions ;
size .
[
1913 Webster ]
The cathedral of Lincoln . . .
is a magnificent structure ,
proportionable to the amplitude of the diocese . --
Fuller .
[
1913 Webster ]
2 .
Largeness ,
in a figurative sense ;
breadth ;
abundance ;
fullness .
(
a )
Of extent of capacity or intellectual powers .
"
Amplitude of mind ." --
Milton . "
Amplitude of comprehension ." --
Macaulay .
(
b )
Of extent of means or resources . "
Amplitude of reward ." --
Bacon .
[
1913 Webster ]
3 . (
Astron .)
(
a )
The arc of the horizon between the true east or west point and the center of the sun ,
or a star ,
at its rising or setting .
At the rising ,
the amplitude is eastern or ortive :
at the setting ,
it is western ,
occiduous ,
or occasive .
It is also northern or southern ,
when north or south of the equator .
(
b )
The arc of the horizon between the true east or west point and the foot of the vertical circle passing through any star or object .
[
1913 Webster ]
4 . (
Gun .)
The horizontal line which measures the distance to which a projectile is thrown ;
the range .
[
1913 Webster ]
5 . (
Physics )
The extent of a movement measured from the starting point or position of equilibrium ; --
applied especially to vibratory movements .
[
1913 Webster ]
6 . (
math .)
An angle upon which the value of some function depends ; --
a term used more especially in connection with elliptic functions .
[
1913 Webster ]
{
Magnetic amplitude },
the angular distance of a heavenly body ,
when on the horizon ,
from the magnetic east or west point as indicated by the compass .
The difference between the magnetic and the true or astronomical amplitude (
see 3 above )
is the "
variation of the compass ."
[
1913 Webster ]
244 Moby Thesaurus words for "
amplitude ":
abundance ,
affluence ,
amount ,
ample sufficiency ,
ampleness ,
antinode ,
area ,
auditory effect ,
auditory phenomenon ,
avalanche ,
beam ,
bigness ,
body ,
bonanza ,
boundlessness ,
bountifulness ,
bountiousness ,
breadth ,
broadness ,
bulk ,
bumper crop ,
caliber ,
camber ,
capaciousness ,
capacity ,
cloud of words ,
commodiousness ,
comprehensiveness ,
congestion ,
copiousness ,
coverage ,
crest ,
de Broglie wave ,
depth ,
diameter ,
diffraction ,
diffuseness ,
diffusion ,
diffusiveness ,
dimension ,
dimensions ,
distance ,
distance across ,
effusion ,
effusiveness ,
electromagnetic radiation ,
electromagnetic wave ,
enormity ,
enormousness ,
expanse ,
expansion ,
expansiveness ,
extension ,
extensiveness ,
extent ,
extravagance ,
exuberance ,
fecundity ,
fertility ,
flight path ,
flood ,
flood tide ,
flow ,
fluency ,
foison ,
force ,
formidableness ,
formlessness ,
frequency ,
frequency band ,
frequency spectrum ,
full ,
full measure ,
fullness ,
gauge ,
generosity ,
generousness ,
gigantism ,
girth ,
grandeur ,
grandness ,
great abundance ,
great plenty ,
great scope ,
greatness ,
guided wave ,
gush ,
gushing ,
height ,
high tide ,
high water ,
hugeness ,
immensity ,
impletion ,
in phase ,
infinity ,
intensity ,
interference ,
landslide ,
largeness ,
latitude ,
lavishness ,
length ,
liberality ,
liberalness ,
light ,
logorrhea ,
longitudinal wave ,
lots ,
loudness ,
luxuriance ,
macrology ,
magnitude ,
mass ,
matter ,
maximum ,
measure ,
measurement ,
mechanical wave ,
might ,
mightiness ,
more than enough ,
much ,
muchness ,
myriad ,
myriads ,
node ,
noise ,
numbers ,
numerousness ,
opulence ,
opulency ,
out of phase ,
outpour ,
outpouring ,
overflow ,
overfullness ,
palilogy ,
period ,
periodic wave ,
phone ,
plenitude ,
plenteousness ,
plentifulness ,
plenty ,
pleonasm ,
plethora ,
power ,
prevalence ,
prodigality ,
prodigiousness ,
productiveness ,
productivity ,
profuseness ,
profusion ,
prolificacy ,
prolificity ,
proportion ,
proportions ,
quantities ,
quantity ,
quantum ,
radio wave ,
radius ,
rampancy ,
range ,
rankness ,
ray ,
reach ,
redundancy ,
reinforcement ,
reiteration ,
reiterativeness ,
repetition for effect ,
repetitiveness ,
repleteness ,
repletion ,
resonance ,
resonance frequency ,
rich harvest ,
rich vein ,
richness ,
riot ,
riotousness ,
roominess ,
satiety ,
saturation ,
saturation point ,
scads ,
scale ,
scope ,
seismic wave ,
shock wave ,
shower ,
size ,
skin effect ,
skin friction ,
slip ,
sonance ,
sound ,
sound intensity level ,
sound propagation ,
sound wave ,
space ,
spaciousness ,
span ,
spate ,
speech sound ,
spread ,
spring tide ,
stagger ,
stream ,
strength ,
stretch ,
stupendousness ,
substance ,
substantiality ,
substantialness ,
sum ,
superabundance ,
superfluity ,
superflux ,
surface wave ,
surfeit ,
talkativeness ,
tautology ,
teemingness ,
tidal wave ,
tirade ,
transverse wave ,
tremendousness ,
trough ,
ultrasound ,
vastness ,
volume ,
wave ,
wave equation ,
wave motion ,
wave number ,
wavelength ,
wealth ,
whole ,
wideness ,
width
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Why does a wave with a large amplitude carry more energy than . . . - Answers A wave with high amplitude has large peaks and troughs, indicating a significant amount of energy This type of wave carries more energy than a wave with small amplitude, and can be more powerful
What is the si unit for amplitude? - Answers The SI unit for amplitude is the meter (m) Amplitude is a measure of the maximum extent of a vibration or oscillation, typically in sound waves or waves of electromagnetic radiation
How does increasing the amplitude affect the wavelength of a . . . - Answers Amplitude refers to the maximum displacement of a wave from its equilibrium position, while wavelength is the distance between successive points in a wave that are in phase
What happens when you change the amplitude on a light wave? Changing the amplitude of a light wave affects its brightness A higher amplitude increases the intensity and makes the light appear brighter, while a lower amplitude decreases the intensity and
What happens when you change the amplitude? - Answers The amplitude of a wave is the measure of the maximum magnitude of whatever is oscillation For simple harmonic waves, there is a sinusoidally varying quantity which is the amplitude
What happens when you decrease amplitude Of a wave? When the amplitude of a wave is decreased, the wave becomes less intense and has lower energy This means that the wave will appear smaller in magnitude and may have a quieter or weaker effect on
What happens if you change the amplitude or frequency of a sound? When the amplitude decreases, the frequency remains constant Amplitude and frequency are independent of each other in a wave The frequency determines the pitch of the sound or the color of light
What happens when you increase the amplitude of a light wave? Increasing the amplitude of a light wave increases the intensity or brightness of the light This is because the amplitude of a light wave corresponds to the amount of energy carried by the wave
What is it called when two waves overlap? - Answers When two waves meet and overlap, it is called interference Interference can result in constructive interference, where the amplitude of the resulting wave is increased, or destructive
How does changing the amplitude of a wave affect the type of . . . - Answers Changing the amplitude of a wave affects the volume or loudness of the sound you hear A higher amplitude produces a louder sound, while a lower amplitude produces a softer sound