density 音标拼音: [d'ɛnsəti] [d'ɛnsɪti]
n .
U 密集,稠密;
C 密度,浓度
U 密集,稠密;
C 密度,浓度
density 密度
DEN
density n 稠密度;
n 稠密性
density 密度
density n 1 :
the amount per unit size [
synonym : {
density }, {
denseness }]
2 :
the spatial property of being crowded together [
synonym :
{
concentration }, {
density }, {
denseness }, {
tightness },
{
compactness }] [
ant : {
dispersion }, {
distribution }]
Density \
Den "
si *
ty \ (
d [
e ^]
n "
s [
i ^]*
t [
y ^]),
n . [
L .
densitas ;
cf .
F .
densit ['
e ].]
1 .
The quality of being dense ,
close ,
or thick ;
compactness ;
--
opposed to {
rarity }.
[
1913 Webster ]
2 . (
Physics )
The ratio of mass ,
or quantity of matter ,
to bulk or volume ,
esp .
as compared with the mass and volume of a portion of some substance used as a standard .
[
1913 Webster ]
Note :
For gases the standard substance is hydrogen ,
at a temperature of 0 [
deg ]
Centigrade and a pressure of 760 millimeters .
For liquids and solids the standard is water at a temperature of 4 [
deg ]
Centigrade .
The density of solids and liquids is usually called specific gravity ,
and the same is true of gases when referred to air as a standard .
[
1913 Webster ]
3 . (
Photog .)
Depth of shade . --
Abney .
[
1913 Webster ]
71 Moby Thesaurus words for "
density ":
asininity ,
blockishness ,
body ,
boobishness ,
boorishness ,
bovinity ,
callosity ,
callousness ,
cloddishness ,
concreteness ,
crassness ,
crudeness ,
denseness ,
dim -
wittedness ,
dimness ,
doltishness ,
dull -
wittedness ,
dullardism ,
dullness ,
dumbness ,
duncery ,
durability ,
durity ,
firmness ,
flintiness ,
grossness ,
hardness ,
hardness of heart ,
hebetude ,
impenetrability ,
induration ,
lethargy ,
loutishness ,
lumpishness ,
mass ,
materiality ,
ninnyism ,
oafdom ,
oafishness ,
obduracy ,
obtuseness ,
opacity ,
palpability ,
ponderability ,
resistance ,
restiveness ,
simpletonianism ,
slowness ,
sluggishness ,
solidity ,
sottishness ,
soundness ,
stability ,
steadiness ,
steeliness ,
stolidity ,
stoniness ,
stoutness ,
strength ,
stupidity ,
sturdiness ,
substance ,
substantiality ,
substantialness ,
tangibility ,
thick -
headedness ,
thick -
wittedness ,
toughness ,
unteachability ,
wrongheadedness ,
yokelism
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