1) For a while 2) For an interim 3) For now 4) For the nonce 5) For the time being, Lat 6) Kind of president 7) Like some presidents 8) Parliamentarily impermanent 9) President follower 10) Relative of ad hoc 11) Senate position 12) Temporarily to pliny 13) Words for an interim official 
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 judg...
Temporarily, provisional. Short for Latin word Pro Tempore.It refers to a reprentation of one person to the other as a subsitute on temporary basis. Eg. When a chief minister is represented by the deputy minister in a meeting, where the chief minister is not able to make it, is known as chief minister pro tem.
Temporarily. For the time being
Temporarily or for the time being. A 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.
[adj] - for the time being 2. [adv] - for the time being
pro tempore, pro tem 1. At the present time but not permanently. A chairperson pro tem is chairperson pro tempore; that is, to serve until a permanent chairperson is selected. 2. For the time; temporarily.
pro tempore adjective for the time being; `he is the president pro tem`; `designated him to act as consul protempore`- H.H.Fiske
Seepro tempore.