What metaphor has been used to describe the process of immigrant assimilation into U.S. dominant culture?

Question

Quizplus · Accepted Answer

The metaphor of the "melting pot" has been commonly used to describe the process of immigrant assimilation into U.S. dominant culture, suggesting that the diverse cultural traditions brought by immigrants gradually blend together, losing their distinctiveness and becoming part of the larger American identity.

What Metaphor Has Been Used to Describe the Process of Immigrant