1. past tense and past participle of quiet; made silent or less noisy
2. calmed or soothed someone or something

Examples

• The teacher quieted the noisy classroom with a stern look.
• The mother quieted her crying baby with a gentle lullaby.
• The storm gradually quieted as it moved away from the coast.
• He quieted his fears by taking deep breaths.
• The crowd was quickly quieted by the speaker’s opening words.
• She quieted the barking dog with a treat.