From Latin modified, modification is the action and effect of modifying . East verb , whose etymological origin refers us to Latin modify, mentions change or transform something , to give a new way of existence to a material substance or to limit something to a certain state in a way that distinguishes it from other things.

For example: "The Italian manufacturer informed that the new vehicle model will include a major aerodynamic modification", "The authorities announced a modification to the current regulations on the sale of alcoholic beverages", “The entrance of López by Peralta will be the only modification of the team with respect to the last meeting”.
Within the legal and legal field, it is also usual to speak of modification to refer to the changes that are introduced in laws, decrees, statutes or regulations of various kinds. Specifically, it is common to hear about changes in authorizations, tax obligations, labor regulations or bankruptcy or judicial laws.
It is known as body modification to the deliberate change of body for a reason that is not linked to the medicine . These alterations, which may be permanent or not, are driven by the subject himself or by the social group due to aesthetic, spiritual or cultural issues.
Certain body modifications are widespread at the social level (such as earlobe piercing to wear a hoop or earring, the circumcision in the Jewish community or the tattoos ), while others are still considered marginal (the scarification wave forked tongue ).
In the same way, within the field of psychiatry and psychology it is also common to use the term that concerns us. More precisely the word "behavior modification" is used, which refers to the whole set of changes that a person experiences in his or her way of being or behaving. Behind those can be found from diseases to experiences of all kinds.
Specifically, when trying to analyze this modification of the behavior of an individual, what is done by the experts is to proceed to study in depth their behavior for a limited period of time. It must also be known that it can be changed through mechanisms such as reinforcements, both positive and negative.
Precisely in that sense, it is necessary to underline the existence of a book entitled “Modification of behavior, what it is and how to apply it”. Garry Martin is the author of this work, published in 2007, which analyzes in depth what is the essence of a person's behavior, how to proceed to change it and also what results can be achieved by undertaking certain actions ”.
In the computing , a modification or mod it is a change that is introduced to a software to change its original form and improve it. Computer modifications are common in video games to add scenarios, characters, weapons or game modes.
"The modification" Finally, it is a novel written by the French Michel Butor and published in 1957 . The story takes place on a train journey between Paris and Rome .