American Dictionary

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Definition chimera in American English

chimera noun

[countable] noun
/kaɪˈmɪrə/
1

a plan or course of action that is not possible to achieve

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2

a frightening imaginary creature in old stories. It has a lion's head, a goat's body, a long tail, and it breathes fire.

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Example

Scientists created the first rat-mouse chimeras a decade ago, but until now have struggled to combine human cells with those of a large mammal.

Definition chimera in American English