If I had a counteragent to the grass ready I would not be wasting time talking to reporters.
It would serve F right if they perfected a counteragent first.
Good Lord, it might have contained a counteragent that could have killed me!
I am on the way to develop the counteragent, but to advance further I need to make tests upon the living grass itself.
PM on the wireless with the assurance a counteragent will be perfected within the week.
late 15c., "one who acts," from Latin agentem (nominative agens) "effective, powerful," present participle of agere "to set in motion, drive, lead, conduct" (see act (n.)). Meaning "any natural force or substance which produces a phenomenon" is from 1550s. Meaning "deputy, representative" is from 1590s. Sense of "spy, secret agent" is attested by 1916.
1610s, from agent (n.).
agent a·gent (ā'jənt)
A force or substance, such as a chemical, that causes a change.
A substance that can bring about a chemical reaction or a biological effect. Compare reagent.