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billion
litmus paper

bil·lion

billion

 
pronunciation:
bIl yn
parts of speech:
noun, adjective
features:
Word Explorer, Word Parts
part of speech: noun
definition 1: the number that is equal to one thousand times one million; 1,000,000,000.
十亿
definition 2: a very large number that is not named exactly.
无数
There are billions of ants living in the rain forest.在热带雨林生活着无数蚂蚁。
 
part of speech: adjective
definition 1: being one billion in number.
十亿的
The government spent over a billion dollars on education.政府在教育上的支出超过十亿美元。
definition 2: being a very large number that is not named exactly.
无数的;上亿的
We could see at least a billion stars.我们能看到至少上亿的星星。
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Word Parts  About this feature
The word billion contains the following parts:
bi-, bin- Latin prefix that means two, twice, double
synonyms:
du, duo, di-2, diplo-
 
mill, milli, -illion Latin root that means thousand