Definition of Secondary Source

information about a subject or event that is not gained first hand, but later on

Examples of Secondary Source in a sentence

The book about 1985 World War II is a secondary source written after the fact.  🔊

Even though we had plenty of reports and biographies on Lincoln’s life, we needed a firsthand account that wasn’t a secondary source.  🔊

His teacher explained that Titanic stories Wikipedia is only a secondary source because the entries weren’t written in 1912.  🔊

Anne Frank’s diary entry isn’t a secondary source, but is instead a firsthand account of her life in captivity.  🔊

The biography was a secondary source that told about the billionaire’s life based on his staff’s memories years later.  🔊

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