7 3 noun n noun
• any of several toxic or carcinogenic hydrocarbons that occur as impurities in herbicides
Example sentence • Exposure to dioxins can lead to serious health problems.
9 3 noun n noun
• hormone produced by the thyroid glands to regulate metabolism by controlling the rate of oxidation in cells
Example sentence • The level of thyroxins in the body can affect metabolic rate.
7 2 noun n noun
• the sound of an alarm (usually a bell)
Example sentence • The tocsins rang out as a warning of the approaching enemy.
7 2 noun n
No meanings yet for this word...
Example sentence • Exposure to certain toxines can cause severe health problems.
6 2 noun n noun
• a poisonous substance produced during the metabolism and growth of certain microorganisms and some higher plant and animal species
Example sentence • Exposure to environmental toxins can have detrimental effects on our health.
10 4 noun n noun
• a potent carcinogen from the fungus Aspergillus; can be produced and stored for use as a bioweapon
Example sentence • Exposure to aflatoxins can lead to various health problems.
10 4 noun n noun
• an antibody that can neutralize a specific toxin
Example sentence • Doctors administered antitoxins to counteract the harmful bacteria in the patient's body.
10 4 noun n noun
• a toxin that is confined inside the microorganisms and is released only when the microorganisms are broken down or die
Example sentence • Scientists are researching ways to remove endotoxins from medical equipment to prevent infections.
12 5 noun n noun
• a cytotoxin specific for the cells of the intestinal mucosa
Example sentence • The presence of enterotoxins in contaminated food can cause severe food poisoning.
11 4 noun n
No meanings yet for this word...
11 4 noun n noun
• a B vitamin that is essential for metabolism of amino acids and starch
Example sentence • Foods rich in pyridoxines include poultry, fish, and bananas.
10 4 noun n noun
• a powerful neurotoxin produced by certain dinoflagellates found in red tides; it can accumulate in mollusks that feed on the dinoflagellates and cause food poisoning to humans
Example sentence • The presence of saxitoxins in shellfish can cause paralytic shellfish poisoning in humans.
12 5 noun n
No meanings yet for this word...
Example sentence • Researchers are studying the potential therapeutic effects of immunotoxins in cancer treatment.
9 4
No meanings yet for this word...
Example sentence • Researchers are studying the effects of neotoxins on human health.
7 2 noun n noun
• a word used in exclamations of confusion
Example sentence • What the dickens are you doing?
7 2 adverb, noun adv, n noun
• tall iced drink of liquor (usually gin) with fruit juice
9 2 noun n noun
• a land mass that projects well above its surroundings; higher than a hill
Example sentence • She enjoys hiking in the mountains during her summer vacations.
6 2 noun n noun
• a large number or amount
Example sentence • There were dozens of people waiting in line for the concert tickets.
7 2 noun n noun
• the apparent surface of the imaginary sphere on which celestial bodies appear to be projected
Example sentence • The stars in the heavens twinkled in the dark night sky.
4 1 noun n noun
• a transparent optical device used to converge or diverge transmitted light and to form images
Example sentence • She wiped the lens of her camera before taking a picture.
3 1 noun
• a former agency in the Department of Justice that enforces laws and regulations for the admission of foreign-born persons to the United States
7 2 noun n noun
• United States choreographer who brought human emotion to classical ballet and spirited reality to Broadway musicals (1918-1998)
8 3 verb v verb
• form a mental image of something that is not present or that is not the case
Example sentence • She imagines herself living in a different country.
4 1 noun n
No meanings yet for this word...
6 2 noun n noun
• a card game in which you play your sevens and other cards in sequence in the same suit as the sevens; you win if you are the first to use all your cards
Example sentence • He rolled two sevens in a row.
4 1 noun n noun
• the habitation of wild animals
Example sentence • Many animals hibernate in dens during winter.
8 3 noun n noun
• a small motor nerve supplying the lateral rectus muscle of the eye
Example sentence • The abducens nerve innervates the lateral rectus muscle of the eye.
9 3 noun n noun
• male sex hormone that is produced in the testes and responsible for typical male sexual characteristics
Example sentence • Testosterone is one of the most well-known androgens .
8 3 noun, adjective n, adj noun
• any of five related nonmetallic elements (fluorine or chlorine or bromine or iodine or astatine) that are all monovalent and readily form negative ions
Example sentence • The halogens are a group of nonmetallic elements on the periodic table.
6 2 noun
• A second crop of hay; aftermath.
9 2 noun, adjective n, adj noun
• (used in the plural) breeches made of buckskin
Example sentence • He wore a traditional costume with fringed buckskins and beaded moccasins.
8 2 noun n noun
• small intestines of hogs prepared as food
Example sentence • Some people enjoy eating chitlins with hot sauce.
6 2 noun n noun
• the first canonical hour; at daybreak
Example sentence • I always attend matins at the church every Sunday morning.
7 2 noun n noun
• a person who lacks good judgment
Example sentence • I always seem to be the muggins who gets stuck with all the dirty dishes.
8 2 noun n noun
• a bowling game that is played by rolling a bowling ball down a bowling alley at a target of nine wooden pins
Example sentence • We had a lot of fun playing ninepins at the bowling alley.
7 2 verb, noun v, n noun
• bowling down an alley at a target of ten wooden pins
Example sentence • He bowled a strike and knocked down all tenpins .
7 2 noun n noun
• the expensive white fur of the ermine
Example sentence • The ermines are small carnivorous mammals found in northern regions.
7 2 noun n noun
• A cylindrical, vertical shaft that extends through a glacier and is carved by meltwater from the glacier’s surface.
Example sentence • The moulins carved deep valleys into the glaciers.
4 1 noun n noun
• family based on male descent
Example sentence • The gens Iulia was one of the most distinguished patrician families in ancient Rome.
7 2 noun n noun
• engineer who was a brother of Ernst Werner von Siemens and who moved to England (1823-1883)
7 2 noun, adjective n, adj noun
• an uninhabited wilderness that is worthless for cultivation
adjective satellite
• providing no shelter or sustenance
Example sentence • The barrens stretched out as far as the eye could see.
6 2 noun n noun
• a man who is the senior member of a group
Example sentence • The conference was attended by prominent doyens in the field of medicine.
7 3 noun n noun
• the cardinal number that is the sum of ten and one
adjective satellite
• being one more than ten
Example sentence • We usually have elevens at work - a small meal or snack to get us through the afternoon.
3 1 noun n noun
• half the width of an em
5 2 noun n noun
• the latter part of the day (the period of decreasing daylight from late afternoon until nightfall)
adverb
• used as an intensive especially to indicate something unexpected
adjective satellite
• equal in degree or extent or amount; or equally matched or balanced
4 1 noun n noun
• 100 fen equal 1 yuan in China
Example sentence • The fens are a type of wetland characterized by marshy, low-lying areas.
7 2
No meanings yet for this word...
6 2 noun n noun
• a unit of luminous flux equal to the amount of light given out through a solid angle of 1 steradian by a point source of 1 candela intensity radiating uniformly in all directions
Example sentence • A 60-watt incandescent light bulb typically produces about 800 lumens of light output.
7 2
No meanings yet for this word...
12 4 noun n noun
• any of a group of steroid hormones that have the effect of progesterone
Example sentence • Some women may experience side effects from taking progestogens .
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