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loud

 
/lɑʊd/ adj, adv [-er/-est only] (NOISY)

Definition

having or producing a large amount of sound: a loud noise Would you speak a little louder, please? loudly
 
/ˈlɑʊd·li/ adv
"What does she want now?" he asked loudly.
loudness
 
/ˈlɑʊd·nəs/ n [U]
Differences in loudness are measured in decibels.
(Definition of loud adj, adv (NOISY) from the Cambridge Academic Content Dictionary © Cambridge University Press)

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