headdress consisting of a decorative ribbon or bow worn in the hair
true bacteria
Noun
a large group of bacteria having rigid cell walls
trichodesmium
Noun
large colonial bacterium common in tropical open-ocean waters
thermoacidophile
Noun
archaebacteria that thrive in strongly acidic environments at high temperatures
tobacco mosaic virus
Noun
the widely studied plant virus that causes tobacco mosaic
tumor virus
Noun
a cell-free filtrate held to be a virus responsible for a specific neoplasm
treponema
Noun
spirochete that causes disease in humans (e.g. syphilis and yaws)
tang
Noun
any of various kelps especially of the genus Laminaria
tang
Noun
any of various coarse seaweeds
tang
Noun
brown algae seaweed with serrated edges
tang
Noun
a common rockweed used in preparing kelp and as manure
tang
Noun
a tart spicy quality
tang
Noun
the taste experience when a savoury condiment is taken into the mouth
testacean
Noun
any of various rhizopods of the order Testacea characterized by having a shell
tubercle bacillus
Noun
cause of tuberculosis
tetrahymena
Noun
relative of the paramecium
typhoid bacillus
Noun
a form of salmonella that causes typhoid fever
trichomonad
Noun
cause of trichomoniasis in women and cattle and birds
trophozoite
Noun
a sporozoan in the active feeding stage of its life cycle
tench
Noun
freshwater dace-like game fish of Europe and western Asia noted for ability to survive outside water
ten-spined stickleback
Noun
confined to rivers
topminnow
Noun
freshwater fish of Central America having a long swordlike tail
topminnow
Noun
small usually brightly-colored viviparous surface-feeding fishes of fresh or brackish warm waters
tusk
Noun
a long pointed tooth specialized for fighting or digging
tusk
Noun
a hard smooth ivory colored dentine that makes up most of the tusks of elephants and walruses
tusk
Verb
remove the tusks of animals
tusk
Verb
stab or pierce with a horn or tusk
trumpetfish
Noun
tropical Atlantic fish with a long snout
tunicate
Noun
primitive marine animal having a saclike unsegmented body and a urochord that is conspicuous in the larva
teras
Noun
(medicine) a grossly malformed and usually nonviable fetus
trophoblast
Noun
the membrane that forms the wall of the blastocyst in early development
three-spined stickleback
Noun
of rivers and coastal regions
torpedo
Noun
any sluggish bottom-dwelling ray of the order Torpediniformes having a rounded body and electric organs on each side of the head capable of emitting strong electric discharges
torpedo
Noun
armament consisting of a long cylindrical self-propelled underwater projectile that detonates on contact with a target
torpedo
Noun
a small explosive device that is placed on a railroad track and fires when a train runs over it
torpedo
Noun
a small firework that consists of a percussion cap and some gravel wrapped in paper
torpedo
Noun
an explosive device that is set off in an oil well (or a gas well) to start or to increase the flow of oil (or gas)
torpedo
Noun
a large sandwich made of a long crusty roll split lengthwise and filled with meats and cheese (and tomato and onion and lettuce and condiments)
torpedo
Noun
a professional killer who uses a gun
torpedo
Verb
attack or hit with torpedoes
tiger shark
Noun
large dangerous warm-water shark with striped or spotted body
thresher
Noun
large pelagic shark of warm seas with a whiplike tail used to round up small fish on which to feed
thresher
Noun
a farm machine for separating seeds or grain from the husks and straw
thrasher
Noun
large pelagic shark of warm seas with a whiplike tail used to round up small fish on which to feed
thrasher
Noun
thrush-like American songbird able to mimic other birdsongs
thrasher
Noun
a farm machine for separating seeds or grain from the husks and straw
thresher shark
Noun
large pelagic shark of warm seas with a whiplike tail used to round up small fish on which to feed