"On the authority of" is a prepositional phrase used to indicate that information, a claim, or a statement is being conveyed based on the approval or expertise of a specific source or person. It suggests that the statement being made carries weight and credibility because it comes directly from a trusted figure or an authoritative source.
When someone asserts something "on the authority of" another, it implies that they are attributing the statement to that person or source, as if they were relaying the words or opinions of that individual. This phrase serves to underline the reliability and authenticity of the information being imparted.
Moreover, "on the authority of" can place emphasis on the credibility of the source, implying that the individual has the necessary expertise or holds a position of power or knowledge in the subject matter being discussed. It suggests that the information being presented is derived from a reliable and reputable source, contributing to its validity and trustworthiness.
Overall, "on the authority of" is a phrase that highlights the reliance on and deference to a particular source when conveying information, emphasizing the credibility and expertise associated with that source. It signifies that the statement being made carries weight due to its rootedness in the approval or expertise of the person or entity being cited.