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Definition of extrusive adjective from the Oxford Advanced Learner's Dictionary

extrusive

adjective

/ɪkˈstruːsɪv/

/ɪkˈstruːsɪv/

(geology)

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(of rock) that has been pushed out of the earth by a volcano

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See extrusive in the Oxford Advanced American DictionarySee extrusive in the Oxford Learner's Dictionary of Academic English

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Nearby words

noun

From the Word list

B2

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