C. Northcote Parkinson's cynical observation that the number of subordinates in an organization will increase linearly regardless of the amount of wor more..C. Northcote Parkinson's cynical observation that the number of subordinates in an organization will increase linearly regardless of the amount of work to be done(noun.communication)
derivation (.... is derived from observation)
the act of making and recording a measurement(noun.act)