Understanding the Phrase: A Practice of Having Several Wives

The question asks for a single word that accurately describes "A practice of having several wives". This phrase refers to a specific type of marital arrangement. Let's examine the given options to find the best fit.

Analyzing the Options

We need to understand the meaning of each term provided in the options:

• Polygamy: This term refers to the practice or custom of having more than one spouse at the same time. Specifically, when referring to having multiple wives, it is called polygyny, which is a form of polygamy. The general term polygamy covers having multiple spouses, including multiple wives.
• Bigamy: This specifically means marrying someone while already being married to another person. It implies having exactly two spouses at one time, often consecutively or simultaneously, and is typically illegal in many places. It is distinct from having several wives.
• Monogamy: This is the practice or state of having only one spouse at a time. It is the direct opposite of having several wives.
• Dotage: This term refers to the period of declining mental faculties associated with old age; senility. It has no relation to marital practices.

Identifying the Correct Substitute

Comparing the definitions with the phrase "A practice of having several wives":

• Polygamy directly encompasses the practice of having multiple wives (polygyny).
• Bigamy refers only to having two spouses, not necessarily "several".
• Monogamy means having only one spouse.
• Dotage relates to old age and mental decline.

Therefore, Polygamy is the most appropriate one-word substitute for the practice of having several wives.

Conclusion

The term that accurately represents the practice of having several wives is Polygamy.