De facto is a Latin expression meaning “by fact”. It is largely used as a contrast to the term de jure, a Latin expression which means “concerning the law”. With respect to a legal situation de jure refers to what the law says, whereas de facto describes an action that takes place in practice. The meaning of De facto is similar to the idiom “for all intents and purposes”. Consequently a “de facto” family refers to members of a family bound by emotional ties rather than being related by birth. As such they do not have any official document to proclaim their relationship in the family.
The word "De Facto" originates from the Latin word d? fact? where d? means “according to” or “from” and fact? means “fact”. So "De Facto" means in “in reality or fact”. The meaning of "De Facto” could also mean “actually”. "De Facto" can be used both as an adjective and adverb. When the word "De Facto" is used as an adjective it means ‘actual’. In law, it means ‘in practice but without being ordained by law’. A “de facto” marriage or relationship is one where the couple is not married legally and do not have any kids but they stay together like a married couple
De facto segregation implies a segregation that actually took place. USA witnessed de facto segregation during 1950 and 1960 which was a racial discrimination not accepted by law. Instances of de facto segregation arose when African Americans were expected to sit in the back seats of buses and other such discriminatory policies. But soon the National Association for the Advancement of Colored People (NAACP) fought for the abolition of such de facto segregation actions.
Sovereignty involves exclusive political authority exercised by the state. De facto sovereignty refers to the actual practice of sovereignty or the “reality of sovereignty” De jure sovereignty concerns with the legal rights to exert the powers of sovereignty. A state may be a de facto sovereignty , by exercising its powers in practice but when it suddenly faces opposition by a major section of its citizens then it may be reduced to a de jure sovereignty where it will not be able to exercise its powers effectively.
When a thing or person is de facto it means that the person exerts his power despite not being officially appointed to do so. A de facto government could be described as something which is not legally established but still carries out its function. A de facto member of the governing council refers to the person who is not elected officially but continues to exercise his power. Similarly, when it is said that English is the de facto language in Australia, it means that no official status has been accorded to the English language but it the majority of its citizens speak the language besides English being used in official documents.