historian What is the Definition of historian?Noun:a person who is an authority on history and who studies it and writes about it Other meanings of historian (synonyms, cognates). ENRU historian историк Frequently viewed: percentile meaningclass meaningpurpose in a sentencestrength definitionbook meaningentirely meaningdefinition of setupvice meaningunpredictable meaningpoison meaningdefinition of prioritizetraffic meaning A B C D E F G H I J K L M N O P Q R S T U V W X Y Z