hexa Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition adjective. relating to the number six. Example Sentence The chemistry student was studying the properties of hexa compounds. More Example Sentences He counted six hexa objects in total. Synonyms sixfold; sextuple; hexagonal Antonyms single; one Hear It! Say It! Write It! hexa Switch to cursive Start Share with your friends: