What is the reasoning behind a nun or sister choosing a religious name?

What is the reasoning behind a nun or sister choosing a religious name? Where does the significance come from? How is a religious name determined?

A Nun's Life

AS128 Ask Sister – two nuns and a chat room – special Old-School edition of Ask Sister!

https://traffic.libsyn.com/anunslife/AS128-ask-sister-jan-23-2013.mp3
Podcast Recorded:

AS128 Ask Sister podcast recorded live on January 23, 2013. Sponsored by aNunsLife.org ministry. Special Edition: Two Nuns and a Chat Room. Topics include: habits, saints, card-playing novices, returning to the Catholic church, vow of obedience, and more!

7 Ideas for Giving Gifts to Nuns

So it's Christmas time or you know a Catholic sister who is celebrating her Jubilee or a special day. You're thinking to yourself, What in the world do I get for a nun?

A Nun's Life

What is the difference between a sister and a nun?

The terms "nun" and "sister" are often used interchangeably. However within Roman Catholicism, there is a difference between the two. Here's a simple summary of the differences.
A Nun's Life

AS127 Ask Sister – Guest nuns join us to celebrate National Vocation Awareness Week

https://traffic.libsyn.com/anunslife/AS127-ask-sister-jan-16-2013.mp3
Podcast Recorded:

AS127 Ask Sister podcast recorded live on January 16, 2013. Sponsored by aNunsLife.org ministry. Guest nuns join us to celebrate National Vocation Awareness Week. Topics include: discerning a vocation to religious life, ups and downs of discernment, community, and more!