pro tem

[Latin, For the time being.] An abbreviation used for pro tempore, Latin for "temporary or provisional."

A person who acts as a temporary substitute serves pro tem. The term is often used to describe the acting head of a governing body, such as the president pro tem of the Senate, who presides over the Senate when the vice president is unable to do so.

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pro tem 1) adj. short for the Latin "pro tempore", temporarily or for the time being. In law, judge pro tem normally refers to a judge who is sitting temporarily for another judge or to an attorney who has been appointed to serve as a judge as a substitute for a regular judge. When an appeals justice is not available or there is a vacancy, a lower court judge is appointed Justice Pro Tem until a new Justice is appointed. Small claims cases are often heard by an attorney serving as Judge Pro Tem. 2) n. short for a temporary judge as "Sam Collins is Pro Tem today."

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See also: pro tempore