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hesperornis - definition and synonyms


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90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.

  1. From our crowdsourced Open Dictionary
    a large bird with very small wings, which lived about 80 million years ago. It could not fly, but could swim and lived in water.

    Hesperornis has been referred to as the "only marine dinosaur" and is certainly the only one for which we have a fossil record.

    Submitted on 26/10/2011
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a description of an economic or political situation based on analysis of information at the present time

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an unregulated form of capitalism that features financial deregulation, privatisation and low tax for high earners

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