A minute life form (especially a disease-causing bacterium); the term is not in technical use.
synonyms: bug, germ.
Roget 366:
animal,
animal kingdom;
fauna;
brute creation.
beast,
brute,
creature,
critter [U.S.];
wight,
created being;
creeping thing,
living thing;
dumb animal,
dumb creature;
zoophyte.
[major divisions of animals]
mammal,
bird,
reptile,
amphibian,
fish,
crustacean,
shellfish,
mollusk,
worm,
insect,
arthropod,
microbe.
[microscopic animals]
microbe,
animalcule
etc.
193.
[reptiles]
alligator,
crocodile;
saurian;
dinosaur
(extinct);
snake,
serpent,
viper,
eft;
asp,
aspick†.
[amphibians]
frog,
toad.
[fishes]
trout,
bass,
tuna,
muskelunge,
sailfish,
sardine,
mackerel.
[insects]
ant,
mosquito,
bee,
honeybee.
[arthropods]
tardigrade,
spider.
[classification by number of feet]
biped,
quadruped;
[web-footed animal]
webfoot.
flocks and herds,
live stock;
domestic animals,
wild animals;
game,
ferae naturae [Lat.];
beasts of the field,
fowls of the air,
denizens of the sea;
black game,
black grouse;
blackcock†,
duck,
grouse,
plover,
rail,
snipe.
[domesticated mammals]
horse
etc.
(beast of burden)
271;
cattle,
kine†,
ox;
bull,
bullock;
cow,
milch cow,
calf,
heifer,
shorthorn;
sheep;
lamb,
lambkin†;
ewe,
ram,
tup;
pig,
swine,
boar,
hog,
sow;
steer,
stot†;
tag,
teg†;
bison,
buffalo,
yak,
zebu,
dog,
cat.
[dogs]
dog,
hound;
pup,
puppy;
whelp,
cur,
mongrel;
house dog,
watch dog,
sheep dog,
shepherd's dog,
sporting dog,
fancy dog,
lap dog,
toy dog,
bull dog,
badger dog;
mastiff;
blood hound,
grey hound,
stag hound,
deer hound,
fox hound,
otter hound;
harrier,
beagle,
spaniel,
pointer,
setter,
retriever;
Newfoundland;
water dog,
water spaniel;
pug,
poodle;
turnspit;
terrier;
fox terrier,
Skye terrier;
Dandie Dinmont;
collie.
[cats--generally]
feline,
puss,
pussy;
grimalkin†;
gib cat,
tom cat.
[wild mammals]
fox,
Reynard,
vixen,
stag,
deer,
hart,
buck,
doe,
roe;
caribou,
coyote,
elk,
moose,
musk ox,
sambar†.
[birds]
bird;
poultry,
fowl,
cock,
hen,
chicken,
chanticleer,
partlet†,
rooster,
dunghill cock,
barn door fowl;
feathered tribes,
feathered songster;
singing bird,
dicky bird;
canary,
warbler;
finch;
aberdevine†,
cushat†,
cygnet,
ringdove†,
siskin,
swan,
wood pigeon.
[undesirable animals]
vermin,
varmint [U.S.],
pest.
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Roget 193:
littleness
etc.
adj.;
smallness
etc.
(of quantity)
32;
exiguity,
inextension†;
parvitude†,
parvity†;
duodecimo†;
Elzevir edition,
epitome,
microcosm;
rudiment;
vanishing point;
thinness
etc.
203.
dwarf,
pygmy,
pigmy†,
Liliputian,
chit,
pigwidgeon†,
urchin,
elf;
atomy†,
dandiprat†;
doll,
puppet;
Tom Thumb,
Hop-o'-my-thumb†;
manikin,
mannikin;
homunculus,
dapperling†,
cock-sparrow.
animalcule,
monad,
mite,
insect,
emmet†,
fly,
midge,
gnat,
shrimp,
minnow,
worm,
maggot,
entozoon†;
bacteria;
infusoria†;
microzoa [Micro.];
phytozoaria†;
microbe;
grub;
tit,
tomtit,
runt,
mouse,
small fry;
millet seed,
mustard seed;
barleycorn;
pebble,
grain of sand;
molehill,
button,
bubble.
point;
atom
etc.
(small quantity)
32;
fragment
etc.
(small part)
51;
powder
etc.
330;
point of a pin,
mathematical point;
minutiae
etc.
(unimportance)
643.
micrometer;
vernier;
scale.
microphotography,
photomicrography,
micrography†;
photomicrograph,
microphotograph;
microscopy;
microscope
(optical instruments)
445.
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Roget 359:
life,
vitality,
viability;
animation;
vital spark,
vital flame,
soul,
spirit.
respiration,
wind;
breath of life,
breath of one's nostrils;
oxygen,
air.
[devices to sustain respiration]
respirator,
artificial respirator,
heart and lung machine,
iron lung;
medical devices
etc.
662.
lifeblood;
Archeus†;
existence
etc.
1.
vivification;
vital force;
vitalization;
revivification
etc.
163;
Prometheus;
life to come
etc.
(destiny)
152.
[Science of life]
physiology,
biology;
animal ecology.
nourishment,
staff of life
etc.
(food)
298.
genetics,
heredity,
inheritance,
evolution,
natural selection,
reproduction
(production)
161.
microbe,
aerobe,
anaerobe,
facultative anaerobe,
obligate aerobe,
obligate anaerobe,
halophile [Micro.],
methanogen [Micro.],
archaebacteria [Micro.],
microaerophile [Micro.].
animal
etc.
366;
vegetable
etc.
367.
artificial life,
robot,
robotics,
artificial intelligence.
[vital signs]
breathing,
breathing rate,
heartbeat,
pulse,
temperature.
preservation of life,
healing
(medicine)
662.
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Dutch: insect, beestje, microbe, zaadkiem
Polish: bakcyl