Improve Magnum meaning in Urdu

Is there any meaning of the word magnum that needs an edit? Please click that meaning to rewrite it.

شیشہ شراب کی بڑی بوتلبڑے سائز کی بوتلبڑا ششہ

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شیشہ شراب کی بڑی بوتلبڑے سائز کی بوتلبڑا ششہ

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