arch
noun
\ ˈärch
\
\
Definition of arch
(Entry 1 of 9)
1
: a typically curved structural member spanning an opening and serving as a support (as for the wall or other weight above the opening)
2a
: 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
: something that has a curved shape like an arch
There was a slight arch in her eyebrows. an arch in the cat's back
3
: archway
arch
verb
arched;
arching;
arches
Definition of arch (Entry 2 of 9)
1
: to cover or provide with an arch
A bridge arches the stream.
2
: to form into an arch
She arched her eyebrows.
1
: to form an arch
Trees arch above the promenade.
2
: to take an arch-shaped course
The ball arched toward the basket.
arch
adjectiveDefinition of arch (Entry 3 of 9)
2a
: 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
abbreviation (1)Definition of arch (Entry 4 of 9)
Arch
abbreviation (2)Definition of Arch (Entry 5 of 9)
arch-
prefix (1)Definition of arch- (Entry 6 of 9)
1
: chief : principal
archfiend
2
: extreme : most fully embodying the qualities of the kind
archconservative
arch-
prefix (2)Definition of arch- (Entry 7 of 9)
— see archi-
-arch
noun combining formDefinition of -arch (Entry 8 of 9)
: ruler : leader
matriarch
-arch
adjective combining formDefinition of -arch (Entry 9 of 9)
: having (such) a point or (so many) points of origin
endarch
Illustration of arch
Noun
arch 1: 1 round: imp impost, sp springer, v voussoir, k keystone, ext extrados, int intrados; 2 horseshoe; 3 lancet; 4 ogee; 5 trefoil; 6 basket-handle; 7 Tudor
In the meaning defined above
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