basic Get Printable Handwriting (Bas-ic) 2 syllables Rhymes Learn It! Spelling Test Definition adjective. of or relating to the simplest facts or theories of a subject Example Sentence We studied basic math. Synonyms simple; plain; beginner Antonyms advanced Rhymes Two Syllable Rhymes (1) basic Four Syllable Rhymes (1) diabasic Share with your friends: