flatness meaning and definition

FLATNESS noun

Definition of flatness (noun)

1. the property of having two dimensions
   • synonyms: planeness, two-dimensionality
2. a want of animation or brilliance
   • "the almost self-conscious flatness of Hemingway's style"
3. a deficiency in flavor
   • "it needed lemon juice to sharpen the flatness of the dried lentils"
4. the property of having little or no contrast; lacking highlights or gloss
   • synonyms: lusterlessness, lustrelessness, mat, matt, matte
5. inactivity; showing an unusual lack of energy
   • "the general appearance of sluggishness alarmed his friends"
   • synonyms: languor, lethargy, phlegm, sluggishness