atom 音标拼音: ['ætəm]
n . 原子;微粒,微量
原子;微粒,微量
atom 原子; 单元
atom 原子
atom 原子 基元
atom n 1 : (
physics and chemistry )
the smallest component of an element having the chemical properties of the element 2 : (
nontechnical usage )
a tiny piece of anything [
synonym : {
atom },
{
molecule }, {
particle }, {
corpuscle }, {
mote }, {
speck }]
Atom \
At "
om \,
n . [
L .
atomus ,
Gr . ?,
uncut ,
indivisible ; '
a priv .
?,
verbal adj .
of ?
to cut :
cf .
F .
atome .
See {
Tome }.]
1 . (
Physics )
(
a )
An ultimate indivisible particle of matter .
(
b )
An ultimate particle of matter not necessarily indivisible ;
a molecule .
(
c )
A constituent particle of matter ,
or a molecule supposed to be made up of subordinate particles .
[
1913 Webster ]
Note :
These three definitions correspond to different views of the nature of the ultimate particles of matter .
In the case of the last two ,
the particles are more correctly called molecules . --
Dana .
[
1913 Webster ]
2 . (
Chem .)
The smallest particle of matter that can enter into combination ;
one of the elementary constituents of a molecule .
[
1913 Webster ]
3 .
Anything extremely small ;
a particle ;
a whit .
[
1913 Webster ]
There was not an atom of water . --
Sir J .
Ross .
[
1913 Webster ]
Atom \
At "
om \,
v .
t .
To reduce to atoms . [
Obs .] --
Feltham .
[
1913 Webster ]
Atom bomb 175 Moby Thesaurus words for "
atom ":
Bohr atom ,
Dirac atom ,
I ,
Lewis -
Langmuir atom ,
Thomson atom ,
ace ,
acid ,
acidity ,
agent ,
air ,
alkali ,
alkalinity ,
alloisomer ,
anion ,
antacid ,
atomic model ,
atomic particles ,
atoms ,
base ,
biochemical ,
bit ,
brute matter ,
building block ,
cation ,
chemical ,
chemical element ,
chromoisomer ,
component ,
compound ,
constituent ,
copolymer ,
cubical atom ,
dab ,
dash ,
dimer ,
dole ,
dot ,
dram ,
dribble ,
driblet ,
dwarf ,
dyad ,
earth ,
electron ,
element ,
elementary particle ,
elementary unit ,
fabric ,
farthing ,
fire ,
fleck ,
flyspeck ,
fragment ,
fundamental particle ,
gobbet ,
grain ,
granule ,
groat ,
hair ,
handful ,
heavy chemicals ,
heptad ,
hexad ,
high polymer ,
homopolymer ,
hydracid ,
hyle ,
hypostasis ,
inorganic chemical ,
ion ,
iota ,
isobar ,
isomer ,
isotopic isobar ,
jot ,
labeled atom ,
little ,
little bit ,
lota ,
macromolecule ,
material ,
material world ,
materiality ,
matter ,
medium ,
meson ,
metamer ,
minim ,
minimum ,
minutiae ,
mite ,
modicum ,
molecule ,
monad ,
monomer ,
mote ,
natural world ,
nature ,
neutral atom ,
neutralizer ,
no other ,
nonacid ,
none else ,
normal atom ,
nothing else ,
nought beside ,
nuclear atom ,
nuclear isomer ,
nuclear particle ,
nuclide ,
nutshell ,
octad ,
one ,
one and only ,
organic chemical ,
ounce ,
oxyacid ,
particle ,
pebble ,
pentad ,
physical world ,
pinch ,
pittance ,
planetary shell ,
plenum ,
point ,
polymer ,
proton ,
pseudoisomer ,
quark ,
radiation atom ,
radical ,
reagent ,
recoil atom ,
scruple ,
shade ,
shell ,
smack ,
smidgen ,
smitch ,
soupcon ,
speck ,
spice ,
spoonful ,
spot ,
stripped atom ,
stuff ,
subshell ,
substance ,
substratum ,
suggestion ,
sulfacid ,
suspicion ,
tagged atom ,
tangible ,
tetrad ,
the four elements ,
thimbleful ,
tincture ,
tinge ,
tiny bit ,
tittle ,
touch ,
trace ,
tracer ,
tracer atom ,
triad ,
trifling amount ,
trimer ,
trivia ,
unit ,
unit of being ,
valence shell ,
water ,
whit
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