the process or state of being seconded, the temporary transfer of a person from their normal duty to another assignment
{i} sending an employee from his/her regular office/post for temporary assignment somewhere else; (British) transfer of a military officer to another post for temporary duty; indorsement, speech seconding a motion, support for a proposal or statement
the detachment of a person from their regular organization for temporary assignment elsewhere
Someone who is on secondment from their normal employer has been sent somewhere else temporarily in order to do special duties. We have two full-time secretaries, one of whom is on secondment from the Royal Navy. a period of time that you spend away from your usual job, either doing another job or studying on secondment (from sth)
New functions given to employees for a temporary period at the same level Employees resume their former duties at the end of the secondment The term refers to an assignment between departments and requires a written agreement