flatness

== English == === Etymology === From Middle English flatnesse, equivalent to flat +‎ -ness. === Pronunciation === (US) IPA(key): /ˈflætnəs/ Rhymes: -ætnəs === Noun === flatness (countable and uncountable, plural flatnesses) The state of being flat The state of being two-dimensional; planar : planarity The state of being bland : dullness Mattness, the quality of a painted surface which scatters or absorbs the light falling on it, so as to be substantially free from gloss or sheen (oenology) Lack of bouquet and freshness of a wine, through too much aeration or infection with film yeasts (statistics) slim-tailedness or platykurtosis. ==== Derived terms ==== noetic flatness ==== Translations ====