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Definition of gypsum noun from the Oxford Advanced Learner's Dictionary

gypsum

noun
 
/ˈdʒɪpsəm/
 
/ˈdʒɪpsəm/
[uncountable]
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  1. a soft white mineral like chalk that is found naturally and is used in making plaster of Paris
    Word Originlate Middle English: from Latin, from Greek gupsos.
See gypsum in the Oxford Advanced American Dictionary
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Nearby words

ripple effect
noun
 
 
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