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1

arch

play
noun \ˈärch\

Simple Definition of arch

  • : a usually curved part of a structure that is over an opening and that supports a wall or other weight above the opening

  • : the raised area on the bottom of the foot that is formed by a curved section of bones

  • : something that has a curved shape

Full Definition of arch

  1. 1 :  a typically curved structural member spanning an opening and serving as a support (as for the wall or other weight above the opening)

  2. 2 a :  something resembling an arch in form or function; especially :  either of two vaulted portions of the bony structure of the foot that impart elasticity to it b :  a curvature having the form of an arch

  3. 3 :  archway

Examples of arch

  1. There was a slight arch to her eyebrows.

  2. an arch in the cat's back



Illustration of arch

Origin of arch

Middle English arche, from Anglo-French, from Vulgar Latin *arca, from Latin arcus — more at arrow


First Known Use: 14th century

Other Architecture Terms

Rhymes with arch


2

arch

verb

Simple Definition of arch

  • : to bend into the shape of an arch

Full Definition of arch

  1. transitive verb
  2. 1 :  to cover or provide with an arch

  3. 2 :  to form into an arch

  4. intransitive verb
  5. 1 :  to form an arch

  6. 2 :  to take an arch-shaped course

Examples of arch

  1. The cat arched its back.

  2. She arched her eyebrows in surprise.

  3. A tree arches over the road.

  4. She arched backward to begin the exercise.



15th Century

First Known Use of arch

15th century


3

arch

adjective

Simple Definition of arch

  • : having or showing an amused feeling of being superior to or knowing more than other people

Full Definition of arch

  1. 1 :  principal, chief <your arch opponent>

  2. 2 a :  mischievous, saucy b :  marked by a deliberate and often forced playfulness, irony, or impudence <known for her arch comments> <decided to answer them by being teacherly in a sort of arch, Olympian way — Gerald Early>

arch·ness noun

4

arch

abbreviation

Definition of arch



Other Architecture Terms


Arch

abbreviation

Definition of Arch

  1. Archbishop




1

arch-

prefix

Simple Definition of arch-

  • : main or chief

  • : extreme

Full Definition of arch-

  1. 1 :  chief :  principal <archfiend>

  2. 2 :  extreme :  most fully embodying the qualities of the kind <archconservative>

Origin of arch-

Middle English arche-, arch-, from Old English & Anglo-French; Old English arce-, from Late Latin arch- & Latin archi-; Anglo-French arch-, from Late Latin arch- & Latin archi-, from Greek arch-, archi-, from archein to begin, rule; akin to Greek archē beginning, rule, archos ruler


2

arch-

Definition of arch-

  1. see archi-




1

-arch

noun combining form

Definition of -arch

  1. :  ruler :  leader <matriarch>



Origin of -arch

Middle English -arche, from Anglo-French & Late Latin & Latin; Anglo-French -arche, from Late Latin -archa, from Latin -arches, -archus, from Greek -archēs, -archos, from archein


2

-arch

adjective combining form

Definition of -arch

  1. :  having (such) a point or (so many) points of origin <endarch>



Origin of -arch

probably from German, from Greek archē beginning


Medical Dictionary

arch

play
noun \ˈärch\

Medical Definition of arch

  1. 1:  an anatomical structure that resembles an arch in form or function: asa:  either of two vaulted portions of the bony structure of the foot that impart elasticity to it::  a longitudinal arch supported posteriorly by the basal tuberosity of the calcaneus and anteriorly by the heads of the metatarsal bones:  a transverse arch consisting of the metatarsals and first row of tarsals and resulting from elevation of the central anterior portion of the median longitudinal archb:  arch of the aorta

  2. 2:  a fingerprint in which all the ridges run from side to side and make no backward turn



Illustration of arch


arch-

prefix

Medical Definition of arch-

  1. :  primitive :  original :  primary <archenteron>



Variants of arch-

or archi-



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