IPA: /kəˈmjunɪkənt/
KK: /kəˈmjunɪkənt/
A person who takes part in a religious ceremony, especially one who receives Communion in a church.
As a communicant, she participated in the church service and received Communion.
Communicant → It is formed from "communis" (meaning common) and "-cant" (from "cantare", meaning to sing or speak). The word refers to someone who shares or participates in a common communication, especially in a religious context.
Think of someone who is 'sharing' ('communis') a message or 'speaking' ('cantare') — that's what a communicant does.