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perpendicular

perpendicular

1 6.7
So steep that it drops almost straight down
  • adjective
  • /ˌpɜr.pənˈdɪk.jə.lər/
: vertical
  • Some of the survivors on the stern stated that it was almost perpendicular as it slid silently and with hardly a ripple beneath the surface.
  • nearly perpendicular
  • almost perpendicular
  • steep, nearly perpendicular

Examples

  • Three Palestinian flags that used to hang over the entryway instead draped onto the dusty mess, their poles nearly perpendicular to the ground.

    Blog text (20)
  • Down into the dip at the Bijou and then a five-block hike up a nearly perpendicular hill.

    Fiction book (1991)
  • An enormous wooden ladder, almost perpendicular in its steepness, soared into the darkness above.

    Fiction book (1999)
  • For Barrallier, the route was treacherous, appearing "so steep, nearly perpendicular" that his "courage failed" him just thinking of climbing the mountain.

    Academic text (2016)
  • In fear and trembling, trackers walked a narrow pathway chiseled out of the perpendicular face of the rock.

    Fiction book (2001)
  • In the late afternoon, the path abruptly leveled and began a long gradual turn, a steep drop on one side and a nearly perpendicular headwall on the other.

    Fiction book (1992)
  • The mountain trail was steep and perpendicular, making it challenging to climb.

  • The architect designed a building with walls that are nearly perpendicular to the ground.

  • The cliff had a perpendicular drop, creating a stunning but dangerous view of the ocean below.

Synonyms

steep
vsperpendicular
148 2.5

Having a very sharp slope or almost vertical angle

is stronger stressing being almost vertical rather than just sharply angled
sheer
vsperpendicular
11 4.1

Very steep and almost vertical like a cliff face

is used mainly for slopes and stresses near vertical steepness
vertical
vsperpendicular
  • Jargon
5 3.2

A line or building part that stands straight up and down

is used for slopes that are nearly straight up and down rather than exactly upright
precipitous
vsperpendicular
3 7.7

A very steep slope like a cliff that is dangerous to climb

is less about danger and more about being nearly vertical in angle
steep-sided
vsperpendicular
1 4.3

A thing with sides that rise almost straight up

is about slope angle overall not only the presence of very abrupt sides
orthogonal
vsperpendicular
  • Specialized
1 8.6

At right angles to each other like two crossing lines

is about slopes being nearly straight up and down not right angle relations
bold
vsperpendicular
1 6.3

Very steep and almost straight up, like a cliff

is used for slopes and surfaces described as nearly vertical

Antonyms

71 3.0

Happening slowly and steadily, not suddenly

Compounds

A type of English Gothic building style from the 1300s with tall vertical lines, Tudor arches, and fan-shaped ceilings

How Steep

vertical
121 2.7
perpendicular
1 6.7
steep
148 2.5
gentle
5 1.0
flat
414 1.0

Surface Forms

perpendicular positive
perpendicularer comparative
perpendicularest superlative

Etymology

Perpendicular comes from Latin per- 'completely' and pendere 'to hang', and it brings to mind a line that hangs straight down like a weight on a string. That's why a very steep cliff is called perpendicular — it looks almost straight down or vertical.