pyx Get Printable Handwriting (pyx) 1 syllables Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. a container used to hold the Eucharist. Example Sentence The pyx is kept in the front of the church. More Example Sentences A pyx is important for carrying communion. Synonyms container; vessel; box Antonyms water glass Hear It! Say It! Write It! pyx Switch to cursive Start Share with your friends: