n. Any agent that inhibits the activity of cholinesterase
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a medicine that inhibits cholinesterase by combining with it and so has a cholinergic effect
Word Usage
"Whereas the anticholinesterase compounds, which have high acute toxicity (and hence are highly hazardous to the applicator), are readily and rapidly degraded in nature, the halogenated hydrocarbons are not."