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more info Fergon, n.
trade name of a drug rich in iron; used to treat some types of anemia
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more info Fermat, n.
French mathematician who founded number theory; contributed (with Pascal) to the theory of probability (1601-1665)
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more info Fermi, n.
Italian nuclear physicist (in the United States after 1939) who worked on artificial radioactivity caused by neutron bombardment and who headed the group that in 1942 produced the first controlled nuclear reaction (1901-1954)
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more info Fermi-Dirac statistics, n.
(physics) law obeyed by a systems of particles whose wave function changes when two particles are interchanged (the Pauli exclusion principle applies)
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more info Fernand Leger, n.
French painter who was an early cubist (1881-1955)
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more info Fernao Magalhaes, n.
Portuguese navigator in the service of Spain; he commanded an expedition that was the first to circumnavigate the world (1480-1521)
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more info Ferocactus, n.
genus of nearly globular cacti of Mexico and southwestern United States: barrel cacti
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more info Ferrara, n.
a city in northern Italy
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sample sentences

"in the 13th century Ferrara was a center of Renaissance learning and the arts"
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more info Ferris wheel, n.
a vertical rotating mechanism consisting of a large wheel with suspended seats that remain upright as the wheel rotates; provides a ride at an amusement park
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more info Fertile Crescent, n.
a geographical area of fertile land in the Middle East stretching in a broad semicircle from the Nile to the Tigris and Euphrates
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more info Fes, n.
a city in north central Morocco; religious center
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more info Festival of Lights, n.
(Judaism) an eight-day Jewish holiday commemorating the rededication of the Temple of Jerusalem in 165 BC
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more info Festuca, n.
more info Festuca elatior, n.
grass with wide flat leaves cultivated in Europe and America for permanent pasture and hay and for lawns
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more info Festuca ovina, n.
cultivated for sheep pasturage in upland regions or used as a lawn grass
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more info Feynman, n.
United States physicist who contributed to the theory of the interaction of photons and electrons (1918-1988)
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more info Fez, n.
a city in north central Morocco; religious center
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more info Fibonacci number, n.
a number in the Fibonacci sequence
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more info Fibonacci sequence, n.
a sequence of numbers in which each number equals the sum of the two preceding numbers
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more info Ficus, n.
more info Ficus aurea, n.
a strangler tree native to southern Florida and West Indies; begins as an epiphyte eventually developing many thick aerial roots and covering enormous areas
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more info Ficus bengalensis, n.
East Indian tree that puts out aerial shoots that grow down into the soil forming additional trunks
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more info Ficus carica, n.
Mediterranean tree widely cultivated for its edible fruit
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more info Ficus carica sylvestris, n.
wild variety of the common fig used to facilitate pollination of certain figs
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more info Ficus deltoidea, n.
shrub or small tree often grown as a houseplant having foliage like mistletoe
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more info Ficus diversifolia, n.
shrub or small tree often grown as a houseplant having foliage like mistletoe
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more info Ficus elastica, n.
large tropical Asian tree frequently dwarfed as a houseplant; source of Assam rubber
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more info Ficus religiosa, n.
fig tree of India noted for great size and longevity; lacks the prop roots of the banyan; regarded as sacred by Buddhists
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more info Ficus rubiginosa, n.
Australian tree resembling the banyan often planted for ornament; introduced into South Africa for brushwood
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more info Ficus sycomorus, n.
thick-branched wide-spreading tree of Africa and adjacent southwestern Asia often buttressed with branches rising from near the ground; produces cluster of edible but inferior figs on short leafless twigs; the biblical sycamore
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