someone who is married to more than one person at the same time

The high-profile polygamist took a third wife last year. 这位高调的一夫多妻主义者去年娶了第三个妻子。

There are cases where a polygamist takes a younger woman as his current wives get older, which may create emotional stress for the women. 有这样的实例，一夫多妻制者在现任妻子们变老时再娶一名更年轻的女子，而这可能会给这些女性带来情绪方面的压力。

married to more than one person at the same time, or relating to this practice

The remote ranch is owned by a polygamist religious sect. 这个偏远的牧场归一个遵循多配偶制的宗教派别所有。

He is not a member of any of the polygamist groups in Utah. 他不是犹他州任何一个多配偶制团体的成员。