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Glite Dictionary
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flatness

flatness

3 2.9
A level area with hardly any hills
  • noun
  • /ˈflæt.nəs/
: planitud
  • The artist praised the flatness of the canvas, appreciating its simplicity without distractions.
  • literal flatness
  • flatness versus height
  • flatness problem

Yeah, we also focus to keep the perfect, perfect flatness.

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Examples

  • I checked the boards for flatness and two were pretty twisted.

  • At night, Florida recovers something of its old subtropical self, before men tamed its teeming flatness.

    Fiction book (1990)

  • We can see straight out over a wet, green flatness for a long way to where it ends.

    Fiction book (2002)

  • The line up will include three separate versions with varying levels of flatness on the base.

    Linus Tech Tips

  • But for the most part, the landscape was the same unbroken flatness.

    Fiction book (1999)

  • Dorcas kept looking over her shoulder, seeing nothing but a vast black flatness and the tiny lights of the pub.

    Fiction book (1998)

  • At the required high degree of flatness, precautions against adhesive sticking will have to be taken.

    Academic text (1995)

  • Scrubby brush, thornbush, humble in its need for existence, gripped the earth, breaking the undulating flatness.

    Fiction book (1996)

  • The flatness of the landscape made it easy to see for miles without any hills blocking the view.

  • She noted the flatness of the dough after rolling it out, ensuring it would bake evenly.

Synonyms

two-dimensionality
vsflatness
  • Specialized
1 7.7

Something flat like a picture that has length and width but no depth

is the general condition that lacks height and depth
levelness
vsflatness
1 3.9

How flat and even a surface is

is about lacking height or depth, not about uniform height
planeness
vsflatness
  • Specialized
7.6

The state of being flat like a smooth level surface

is the more general state of lacking height or depth
planarity
vsflatness
  • Specialized
7.9

Being flat and existing on a single surface, like a table top

is the broader condition about lacking height rather than form

Antonyms

height
212 1.0

The distance of a place above sea level

depth
143 1.0

How far down something goes from its top to its bottom

How Flat

flatness
3 2.9
planarity
  • Specialized
7.9
levelness
1 3.9
unevenness
1 5.1
curvature
  • Specialized
12 5.4

Surface Forms

flatness singular
flatnesses plural

Morphology

flatness = flat (transparent) = flat + ness

The noun is a regular nominalization of the adjective 'flat' indicating the state or quality of being flat; learners can directly derive the meaning.

Etymology

Flatness comes from the adjective flat plus the ending -ness, and flat originally comes from an old Scandinavian word meaning 'level' or 'spread out'. So, flatness is the 'state of being flat', which fits the idea of a surface with no height or depth.