capable of producing a certain effect n a representative who acts on behalf of other persons or organizations n a substance that exerts some force or effect n a businessman who buys or sells for another in exchange for a commission n any agent or representative of a federal agency or bureau n the semantic role of the animate entity that instigates or causes the happening denoted by the verb in the clause
2
n a federal agency in the Department of Health and Human Services
3
n federal agency responsible for enforcing laws and regulations governing narcotics and controlled substances
4
n an independent federal agency established to coordinate programs aimed at reducing pollution and protecting the environment
5
n a federal agency in the Department of Health and Human Services established to regulate the release of new foods and health-related products
