" revolving "

[Adjective]  | "re*volv*ing" | \ ri-ˈväl-viŋ \

1: turning around on or as if on an axis

2: tending to revolve or recur; especially : recurrently available

3: of, relating to, or being credit that may be used repeatedly up to the specified limit and is usually repaid in regular proportional installments

Origin: 1599 ;

 From present participle of {see: |revolve|revolve};

[Adjective]  | "re*volv*ing-door" | \ ri-ˈväl-viŋ-ˈdȯr \

1: characterized by a frequent succession (as of personnel) or a cycle of leaving and returning

Origin: 1973 ;

[Verb]  | "re*volve" | \ ri-ˈvälv \

1: rotate

2: to cause to go round in an orbit

3: to turn over at length in the mind : ponder

Origin: 15th century ;

 Middle English revolven "to pass (of time), wind round, roll," borrowed from Middle French & Latin; Middle French revolver "to turn, turn over (in the mind)," borrowed from Latin revolvere "to roll back to a starting point, bring back round, (passive) travel in a circular course, return to a starting point," from re- {see: |re-|re-} + volvere "to set in a circular course, cause to roll, bring round" {mat|wallow:1|};

[Noun]  | "revolving door" 

1: a revolving-door system or process

Origin: 1895 ;

[Noun]  | "revolving fund" 

1: a fund set up for specified purposes with the proviso that repayments to the fund may be used again for these purposes

Origin: 1920 ;

[Phrasal verb]  | "revolve around" 

1: to move around (something) in a path that is similar to a circle

2: to have (someone or something) as a main subject or interest

[Verb]  | "revolving" 

[Verb]  | "revolve" 

[Noun]  | "revolving door" 

[Noun]  | "revolving doors"