Meaning & Definition of Deepen in English

1. Make more intense, stronger, or more marked

• "The efforts were intensified", "her rudeness intensified his dislike for her"

• "Pot smokers claim it heightens their awareness"

• "This event only deepened my convictions"

2. Become more intense

• "The debate intensified"

• "His dislike for raw fish only deepened in japan"

3. Make deeper

• "They deepened the lake so that bigger pleasure boats could use it"

4. Become deeper in tone

• "His voice began to change when he was 12 years old"

• "Her voice deepened when she whispered the password"