plural of set operation

plural of unary operation

plural of unit operation

(programming) An operator specifying a range of conditions, such that the related code executes only if the first condition is true, and only until the second condition becomes true.

Alternative form of open-air museum

plural of open air museum

Alternative form of open-door policy

(idiomatic, management, politics) A policy or usual practice, by a person in authority, of permitting subordinates or constituents to visit his or her office unannounced and at any reasonable time for the purpose of discussing matters of concern.

plural of open proxy server

present participle of open the floodgates