A perfumery tern1 indicating the dominant fragrance in a blend.
One sector or element of the public health model of drug abuse prevention, specifically relating to various drug substances, their content, formulation, distribution, prescription, and availability.
A chemical substance which makes another substance react.
A substance or organism which causes a disease or condition.
A person who acts as a representative of another person or carries out some kinds of work on his or her behalf.
Any physical substance capable of producing an effect. A pharmacological agent, for example, is one capable of causing a biological response, while a pathological agent is one capable of causing disease.
Something that causes an effect; thus, bacteria that cause disease are said to be agents of the specific diseases they cause. A medicine is considered a therapeutic agent.
In the realm of biology, chemistry, and physics, any entity or energy capable of inducing a transformative effect on a biological, chemical, or physical level is referred to as an agent. Agents encompass a wide range of substances and forces that have the potential to initiate significant changes within their respective domains.