rat 音标拼音: [r'æt]
n . 鼠,讨厌的人,破坏者,变节者
vi . 捕鼠,变节
vt . 弄蓬松
鼠,讨厌的人,破坏者,变节者捕鼠,变节弄蓬松
rat n 1 :
any of various long -
tailed rodents similar to but larger than a mouse 2 :
someone who works (
or provides workers )
during a strike [
synonym :
{
scab }, {
strikebreaker }, {
blackleg }, {
rat }]
3 :
a person who is deemed to be despicable or contemptible ;
"
only a rotter would do that "; "
kill the rat "; "
throw the bum out "; "
you cowardly little pukes !"; "
the British call a contemptible person a `
git '" [
synonym : {
rotter }, {
dirty dog },
{
rat }, {
skunk }, {
stinker }, {
stinkpot }, {
bum }, {
puke },
{
crumb }, {
lowlife }, {
scum bag }, {
so -
and -
so }, {
git }]
4 :
one who reveals confidential information in return for money [
synonym : {
informer }, {
betrayer }, {
rat }, {
squealer }, {
blabber }]
5 :
a pad (
usually made of hair )
worn as part of a woman '
s coiffure v 1 :
desert one '
s party or group of friends ,
for example ,
for one '
s personal advantage 2 :
employ scabs or strike breakers in 3 :
take the place of work of someone on strike [
synonym : {
fink },
{
scab }, {
rat }, {
blackleg }]
4 :
give (
hair )
the appearance of being fuller by using a rat 5 :
catch rats ,
especially with dogs 6 :
give away information about somebody ; "
He told on his classmate who had cheated on the exam " [
synonym : {
denounce },
{
tell on }, {
betray }, {
give away }, {
rat }, {
grass }, {
shit },
{
shop }, {
snitch }, {
stag }]
Rat \
Rat \ (
r [
a ^]
t ),
n . [
AS .
r [
ae ]
t ;
akin to D .
rat ,
OHG .
rato ,
ratta ,
G .
ratte ,
ratze ,
OLG .
ratta ,
LG . &
Dan .
rotte ,
Sw .
r [*
a ]
tta ,
F .
rat ,
Ir . &
Gael radan ,
Armor .
raz ,
of unknown origin .
Cf . {
Raccoon }.]
1 . (
Zool .)
One of several species of small rodents of the genus {
Rattus } (
formerly included in {
Mus })
and allied genera ,
of the family {
Muridae },
distinguished from mice primarily by being larger .
They infest houses ,
stores ,
and ships ,
especially the Norway rat ,
also called {
brown rat },
({
Rattus norvegicus }
formerly {
Mus decumanus }),
the black rat ({
Rattus rattus }
formerly {
Mus rattus }),
and the roof rat (
formerly {
Mus Alexandrinus },
now included in {
Rattus rattus }).
These were introduced into America from the Old World .
The white rat used most commonly in laboratories is primarily a strain derived from {
Rattus rattus }.
[
1913 Webster PJC ]
2 .
A round and tapering mass of hair ,
or similar material ,
used by women to support the puffs and rolls of their natural hair . [
Local ,
U .
S .]
[
1913 Webster ]
3 .
One who deserts his party or associates ;
hence ,
in the trades ,
one who works for lower wages than those prescribed by a trades union . [
Cant ]
[
1913 Webster ]
Note : "
It so chanced that ,
not long after the accession of the house of Hanover ,
some of the brown ,
that is the German or Norway ,
rats ,
were first brought over to this country (
in some timber as is said );
and being much stronger than the black ,
or ,
till then ,
the common ,
rats ,
they in many places quite extirpated the latter .
The word (
both the noun and the verb to rat )
was first ,
as we have seen ,
leveled at the converts to the government of George the First ,
but has by degrees obtained a wider meaning ,
and come to be applied to any sudden and mercenary change in politics ." --
Lord Mahon .
[
1913 Webster ]
{
Bamboo rat } (
Zool .),
any Indian rodent of the genus {
Rhizomys }.
{
Beaver rat }, {
Coast rat }. (
Zool .)
See under {
Beaver }
and {
Coast }.
{
Blind rat } (
Zool .),
the mole rat .
{
Cotton rat } (
Zool .),
a long -
haired rat ({
Sigmodon hispidus }),
native of the Southern United States and Mexico .
It makes its nest of cotton and is often injurious to the crop .
{
Ground rat }.
See {
Ground Pig },
under {
Ground }.
{
Hedgehog rat }.
See under {
Hedgehog }.
{
Kangaroo rat } (
Zool .),
the potoroo .
{
Norway rat } (
Zool .),
the common brown rat .
See {
Rat }.
{
Pouched rat }. (
Zool .)
(
a )
See {
Pocket Gopher },
under {
Pocket }.
(
b )
Any African rodent of the genus {
Cricetomys }.
{
Rat Indians } (
Ethnol .),
a tribe of Indians dwelling near Fort Ukon ,
Alaska .
They belong to the Athabascan stock .
{
Rat mole }. (
Zool .)
See {
Mole rat },
under {
Mole }.
{
Rat pit },
an inclosed space into which rats are put to be killed by a dog for sport .
{
Rat snake } (
Zool .),
a large colubrine snake ({
Ptyas mucosus })
very common in India and Ceylon .
It enters dwellings ,
and destroys rats ,
chickens ,
etc .
{
Spiny rat } (
Zool .),
any South American rodent of the genus {
Echinomys }.
{
To smell a rat }.
See under {
Smell }.
{
Wood rat } (
Zool .),
any American rat of the genus {
Neotoma },
especially {
Neotoma Floridana },
common in the Southern United States .
Its feet and belly are white .
[
1913 Webster ]
Rat \
Rat \,
v .
i . [
imp . &
p .
p . {
Ratted };
p .
pr . &
vb .
n .
{
Ratting }.]
1 .
In English politics ,
to desert one '
s party from interested motives ;
to forsake one '
s associates for one '
s own advantage ;
in the trades ,
to work for less wages ,
or on other conditions ,
than those established by a trades union .
[
1913 Webster ]
Coleridge . . .
incurred the reproach of having ratted ,
solely by his inability to follow the friends of his early days . --
De Quincey .
[
1913 Webster ]
2 .
To catch or kill rats .
[
1913 Webster ]
2 .
To be an informer (
against an associate );
to inform (
on an associate );
to squeal ; --
used commonly in the phrase to rat on .
[
PJC ]
376 Moby Thesaurus words for "
rat ":
Angora goat ,
Arctic fox ,
Belgian hare ,
Benedict Arnold ,
Brutus ,
Caffre cat ,
Indian buffalo ,
Judas ,
Judas Iscariot ,
Kodiak bear ,
Quisling ,
SOB ,
Virginia deer ,
aardvark ,
aardwolf ,
alpaca ,
anteater ,
antelope ,
antelope chipmunk ,
aoudad ,
apar ,
apostate ,
apostatize ,
archtraitor ,
armadillo ,
ass ,
aurochs ,
babble ,
badger ,
bandicoot ,
bassarisk ,
bastard ,
bat ,
be indiscreet ,
be unguarded ,
bear ,
bear witness against ,
beaver ,
betray ,
betray a confidence ,
betrayer ,
bettong ,
binturong ,
bison ,
blab ,
blabber ,
black bear ,
black buck ,
black cat ,
black fox ,
black sheep ,
blackleg ,
blow the whistle ,
blue fox ,
blurt ,
blurt out ,
bobcat ,
bolt ,
break away ,
brown bear ,
brush deer ,
brush wolf ,
buffalo ,
buffalo wolf ,
bugger ,
burro ,
burro deer ,
cachalot ,
camel ,
camelopard ,
capybara ,
carabao ,
caribou ,
carpincho ,
cat ,
cat -
a -
mountain ,
catamount ,
cattalo ,
cavy ,
chamois ,
cheetah ,
chevrotain ,
chignon ,
chinchilla ,
chipmunk ,
cinnamon bear ,
cockatrice ,
conniver ,
conspirator ,
conspirer ,
coon ,
coon cat ,
cotton mouse ,
cotton rat ,
cougar ,
cow ,
coyote ,
coypu ,
creep ,
cur ,
deer ,
deer tiger ,
defect ,
defector ,
desert ,
dingo ,
dog ,
donkey ,
dormouse ,
double agent ,
double -
crosser ,
double -
dealer ,
dromedary ,
echidna ,
eland ,
elephant ,
elk ,
ermine ,
eyra ,
fall ,
fallow deer ,
false hair ,
fart ,
ferret ,
field mouse ,
fink ,
fisher ,
fitch ,
flying phalanger ,
foumart ,
fox ,
fox squirrel ,
gazelle ,
gemsbok ,
genet ,
giraffe ,
give away ,
glutton ,
gnu ,
gnu goat ,
goat ,
goat antelope ,
gopher ,
grizzly bear ,
ground squirrel ,
groundhog ,
guanaco ,
guinea pig ,
hamster ,
hare ,
harnessed antelope ,
hartebeest ,
hedgehog ,
heel ,
hippopotamus ,
hog ,
hood ,
hooligan ,
horse ,
hyena ,
hyrax ,
ibex ,
inform ,
inform against ,
inform on ,
informer ,
intrigant ,
intriguer ,
jackal ,
jackass ,
jackrabbit ,
jaguar ,
jaguarundi ,
jerboa ,
jerboa kangaroo ,
jerk ,
kaama ,
kangaroo ,
kangaroo mouse ,
kangaroo rat ,
karakul ,
kinkajou ,
kit fox ,
koala ,
lapin ,
leak ,
lemming ,
leopard ,
leopard cat ,
let down ,
let drop ,
let fall ,
let slip ,
lion ,
llama ,
louse ,
lynx ,
machinator ,
mammoth ,
mara ,
marmot ,
marten ,
mastodon ,
meanie ,
meerkat ,
mink ,
mole ,
mongoose ,
moose ,
mother ,
mouflon ,
mountain goat ,
mountain lion ,
mountain sheep ,
mouse ,
mule ,
mule deer ,
muntjac ,
musk deer ,
musk hog ,
musk -
ox ,
muskrat ,
musquash ,
narc ,
nark ,
nilgai ,
nutria ,
ocelot ,
okapi ,
onager ,
oont ,
opossum ,
otter ,
ounce ,
ox ,
pack rat ,
painter ,
panda ,
pangolin ,
panther ,
peach ,
peccary ,
peludo ,
phalanger ,
pig ,
pill ,
pine mouse ,
platypus ,
plotter ,
pocket gopher ,
pocket mouse ,
pocket rat ,
polar bear ,
polar fox ,
polecat ,
porcupine ,
possum ,
pouched rat ,
poyou ,
prairie dog ,
prairie wolf ,
prick ,
pronghorn ,
pull out ,
puma ,
quisling ,
rabbit ,
raccoon ,
recreant ,
red deer ,
red squirrel ,
reindeer ,
renounce ,
repudiate ,
reveal a secret ,
rhinoceros ,
roe ,
roe deer ,
roebuck ,
run out on ,
runagate ,
sable ,
scab ,
schemer ,
scum ,
secede ,
sell out ,
serpent ,
serval ,
sheep ,
shit ,
shithead ,
shitheel ,
shrew ,
shrew mole ,
sika ,
silver fox ,
sing ,
skunk ,
sloth ,
snake ,
snitch ,
snitch on ,
snowshoe rabbit ,
spill ,
spill the beans ,
springbok ,
squeak ,
squeal ,
squirrel ,
stinkard ,
stinker ,
stoat ,
stool ,
strikebreaker ,
suslik ,
swamp rabbit ,
swine ,
switch ,
takin ,
talk ,
tamandua ,
tamarin ,
tapir ,
tarpan ,
tatou ,
tatou peba ,
tatouay ,
tattle ,
tattle on ,
tell on ,
tell secrets ,
tell tales ,
tergiversate ,
tergiversator ,
testify against ,
tiger ,
tiger cat ,
timber wolf ,
timeserver ,
toad ,
traitor ,
treasonist ,
tree shrew ,
trimmer ,
turd ,
turn ,
turn informer ,
turnabout ,
turncoat ,
urus ,
vole ,
wallaby ,
warthog ,
water buffalo ,
waterbuck ,
weasel ,
wharf rat ,
whistler ,
white fox ,
wild ass ,
wild boar ,
wild goat ,
wild ox ,
wildcat ,
wildebeest ,
wolf ,
wolverine ,
wombat ,
wood rat ,
woodchuck ,
woolly mammoth ,
yak ,
zebra ,
zebu ,
zoril
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Rat - Wikipedia The best-known rat species are the black rat (Rattus rattus) and the brown rat (Rattus norvegicus) This group, generally known as the Old World rats or true rats, originated in Asia Rats are bigger than most Old World mice , which are their relatives, but seldom weigh over 500 grams ( 17 + 1 ⁄ 2 oz) in the wild
Rat | Rodent Species, Habitats Characteristics | Britannica Rat, the term generally and indiscriminately applied to numerous members of several rodent families having bodies longer than about 12 cm, or 5 inches (Smaller thin-tailed rodents are just as often indiscriminately referred to as mice )
Rats: Facts about these thin-tailed, medium-size rodents The brown and the house rat (Rattus rattus) are the most common rats in the world because they have taken boats to every country over the past few centuries House rats typically like
Rat - Simple English Wikipedia, the free encyclopedia The rat is a medium-sized rodent Rats are omnivores, they eat different types of food Most rats are in the genus Rattus There are about 56 different species of rats The best known rats are the black rat (Rattus rattus), and the brown rat (Rattus norvegicus) These two are known as Old World rats The group has its origins in Asia
Rat Fact Sheet | Blog | Nature - PBS Rat populations are stable around much of the world One of the largest threats to rats is habitat loss Energy development, human development, predation by cats and other predators, grazing
What are Rats? Rat Facts Information | EcoGuard Rats are primarily attracted to shelter, food, and water If a rat can find a place where it is provided those 3 elements, the rat will stick around Plants that attract rats: Roof rats in particular, like to feed on fruits and vegetables that grown from gardens and fruiting trees
Rats - National Geographic Of the dozens of species in the genus Rattus, the most familiar are those which commonly live among us: the brown rat (also known as the Norway rat or sewer rat) and the black rat (also called
51 Different Types of Rats - NatureNibble In a nutshell, a rat is a small mammal that resembles a mouse It’s a rodent with an elongated snout, pointed ears, and whiskers However, most rats are much larger and heavier than mice They are generally nocturnal and can eat almost anything—including garbage, insects, seeds, pet food, and even each other!
Rat - Description, Habitat, Image, Diet, and Interesting Facts Everything you should know about the Rat The Rat is a mid-size rodent, which is considered a common pest, though some species are kept as pets
Rats: Facts, Habitat, and Behavior Explained - World Deer Rats belong to the family Muridae and the genus Rattus, which includes well-known species like the black rat (Rattus rattus) and the brown rat (Rattus norvegicus) With their strong teeth, sharp senses, and agile movements, they have evolved to thrive in a wide range of conditions