In social relationships, an ex is someone with whom a person was once associated. As a prefix, ex- can refer to a variety of different relationships; for example, one might refer to a music group's ex-guitarist. When used alone, ex is assumed to refer to a former sexual or romantic partner, especially a former spouse. This often has a derogatory tinge; some French media take advantage of this connotation by calling French ex-president Valéry Giscard d'Estaing simply the Ex. Prefix has meanings in linguistics, mathematics and computer science, and telecommunications. ... Human sexuality is the expression of sexual feelings. ... Love has many meanings in English, from something that gives a little pleasure (I loved that movie) to something one would die for (patriotism, pairbonding). ... Marriage is a relationship that plays a key role in the definition of many families. ... In logic and in some branches of semantics, connotation is more or less synonymous with intension. ... The President of France, known officially as the President of the Republic (Président de la République in French), is Frances elected Head of State. ... Valéry Marie René Georges Giscard dEstaing (born February 2, 1926 in Koblenz, Germany) is a French politician who was President of the Republic from 1974 until 1981. ...