There are several synonyms for the phrase "abstract composition." One is "nonobjective art," which refers to art that does not depict recognizable objects or scenes. Another synonym is "abstraction," which describes artwork that distorts or simplifies objects in order to emphasize their essential qualities. "Nonrepresentational art" is another synonym for "abstract composition," as it signifies artwork that does not attempt to represent reality. Finally, "geometric abstraction" refers to abstract art that makes use of geometric shapes and forms. All of these phrases capture the essence of abstract art, which seeks to convey emotion, sensation, and meaning through shapes, colors, lines, and forms, rather than through realistic depictions of the world.