FLATNESS
n. 1. Evenness of surface; levelness; equality of surface. 2. Want of relief or prominence; as the flatness of a figure in sculpture. 3. Deadness; vapidness; insipidity; as the flatness of cider or beer. 4. Dejection of fortune; low state. The flatness of my misery. 5. Dejection of mind; a low state of the spirits; depression; want of life. 6. Dullness; want of point; insipidity; frigidity. Some of Homer's translators have swelled into fustian, and others sunk into flatness. 7. Gravity of sound, as opposed to sharpness, acuteness or shrillness. Flatness of sound - joined with a harshness.
FLATNESS Flat "ness, n.
flatness
fl á t ness 名詞 U C 平坦さ ; 単調さ ; 元気のなさ ; 断固たる態度 .