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os
mastery/ˌoʊ ˈɛs/nounadjnameadv
card 1 of 10 · synonym
Which word is closest in meaning to 'OS' in this scientific context?
The sample contained traces of OS.
card 1 of 10 · synonym
Which word is closest in meaning to 'OS' in this scientific context?
The sample contained traces of OS.