IPA: /ˈmɛm.ə.raɪ.zər/
KK: /ˈmɛmərˌaɪzər/
A person or thing that remembers or commits information to memory.
She is a great memorizer and can recall facts easily.
Memorizer → It is formed from "memor" (from Latin, meaning mindful or remembering) and "-izer" (a suffix used to indicate a person or thing that performs a specific action). The word "memorizer" refers to a person or thing that helps in the act of remembering or retaining information.
Think of someone who is 'mindful' ('memor') and helps you 'remember' things — that's what a memorizer does.