Englishfor English speakers
viability
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noun
(of living things) capable of normal growth and development
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noun
capable of being done in a practical and useful way
of
Preposition
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Made using.
It is a house of cards.
new
Adjective
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If something is new, it is not old.
They had a new car.
In 1900, the idea was very new.
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If somebody is new, they are not experienced.
They hired a new worker.
product
Noun
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The product is the end result of a process, such as someone's efforts or of a certain situation.
Skill is the product of hours of practice; His reaction was the product of hunger and fatigue.
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A product is the number you get when you multiply two other numbers.
The product of 2 and 3 is 6.
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A product is a chemical substance that is made as a result of a chemical reaction.