
n. a presumption of fact assumed by a court for convenience, consistency or to achieve justice. There is an old adage: "Fictions arise from the law, and not law from fictions."
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http://dictionary.law.com/Default.xhtml?selected=1132

A legal fiction is a fact assumed or created by courts which is then used in order to apply a legal rule which was not necessarily designed to be used in that way. For example, the rules of the United Kingdom Houses of Parliament specify that a Member of Parliament cannot resign from office, but since the law also states that a Member of Parliamen...
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http://en.wikipedia.org/wiki/Legal_fiction

a rule assuming as true something that is clearly false. A fiction is often used to get around the provisions of constitutions and legal codes that ... [1 related articles]
Found on
http://www.britannica.com/eb/a-z/l/30

(n) Legal fiction is the presumption of facts arrived based on the circumstantial evidence or situation prevailing in that case, with an objective to achieve justice.
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http://www.encyclo.co.uk/local/21213

A presumption of fact assumed by a court for convenience, consistency, or to achieve justice.
Found on
http://www.nolo.com/dictionary/legal-fiction-term.html
No exact match found.