inner core Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. the solid central part of the earth. it is made of iron and nickel. Example Sentence The inner core is part of the earth. More Example Sentences Scientists study the inner core of the earth. Synonyms center; nucleus; heart Antonyms crust Hear It! Say It! Write It! inner core Switch to cursive Start Share with your friends:
