You searched for: “expounders
expounder (s) (noun), expounders (pl)
1. A person who talks about or who explains something with clarity and detail: The priest, Mr. Jones, was known as the great expounder of the doctrines of his church.
2. Those who can explain concepts in greater detail: The two dictionary compilers are dedicated expounders of the meanings of words with enhanced definitions and applicable usages in context for the unique on-line lexicon.