1 adverb also MIL, POLICE relating to operation etcó thaobh oibríochta dethe new system is essential operationallytá an córas nua riachtanach ó thaobh oibríochta deit's not operationally feasibleníl sé indéanta ó thaobh oibríochta de2 adverb MIL, POL in an operational capacitygo hoibríochtúilhe's still flying operationallytá cúraimí eitilte air go fóill