active agent

Whether he was an active agent, this is not known.

It can also be used as a surface active agent.

He was the contact man who kept in communication with the active agents.

Students are considered to be active agents who engage in social knowledge construction.

This approach allow for release active agent exactly in the target.

But from this moment I shall not believe what has been told us, that you are an active agent of evil.

Every soap contains surface active agents of one type or another.

For the more general meaning, "surface active agent" is the heading.

Burbank was always available to active agents such as Harry.

The investment broker was sure that the active agent had gained new information.

Kate is still an active agent and can also be summoned to duty.

"With a shape sorter, a child is much more an active agent."

We view money as an active agent, capable of doing things, of growth.

For Miller, culture is never merely the product of the environment, but an active agent in the interaction.

It is the active agent in the gastric juice of all animals.

The nature of the active agent in therapeutic treatment was still unknown, and subject to wide dispute.

Harry had long been an active agent of The Shadow.

The group decided to call the chemicals "hormonally active agents," instead.

He did not know that Burbank was temporarily in charge of the active agents.

The active agent was calling from a pay station five blocks below the Metrolite.

That a supposedly active agent would be killed by the Soviets for the sake of a kill.

Vygotsky's theory tells us that adults are active agents in children's social development.

Some years later, the active agents were identified as viruses that infected bacteria.

Or you could set it running, turning it instantly into an active agent.

He could reach his active agents at all times, without the most careful observer realizing their connection with him.