What is the Meaning & Definition of partner

The couple term is used in many cultures to nominate that person which has been chosen and with which it was decided to share the life, emotionally speaking, i.e., that or that person with which you want to create a family, forming part of the family not only marriage or failing only to reunite without intent to formalize the union in a civil register , but also the fact of having children who are usually taken as the corollary of that union.
Interchangeably, today, person with which one joined civilly be called my partner aquel, aquella or well a boyfriend which is planned to come to the wedding.
But also the couple Word is used to refer to other issues. For example, and in relation to that noted above, couple refers also to these two people that constitute some of the relationships mentioned above.
In addition, in the field of sport, dance and performance, the concept of partner occupies a place predominant and special, as is commonly used and very recursively when someone wants to refer to the partner or partner of an actor, dancer or athlete in particular.