[ mem-er-ist ]
/ ˈmɛm ər ɪst /
a person who has a remarkably retentive memory.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for memorist
Thus I am competent, I think, to speak on a subject curiously neglected by the memorist.Turns about Town|Robert Cortes Holliday