Arch Definition

ärch
arched, arches, arching, archer, archest
noun
A usually curved structure forming the upper edge of an open space and supporting the weight above it, as in a bridge or doorway.
American Heritage
A curved structure, as of masonry, that supports the weight of material over an open space, as in a bridge, doorway, etc.
Webster's New World
A structure, such as a freestanding monument, shaped like an inverted U.
American Heritage
Any similar structure, as a monument.
Webster's New World
A curve with the ends down and the middle up.
The arch of a raised eyebrow.
American Heritage
Antonyms:
verb
arched, arches, arching
To provide with an arch.
Arch a passageway.
American Heritage
To provide with an arch or arches.
Webster's New World
To form an arch.
Webster's New World
To cause to form an arch or similar curve.
American Heritage
To cause to take the form of an arch; curve or bend.
Webster's New World
Synonyms:
Antonyms:
adjective
archer, archest
Chief; principal.
Their arch foe.
American Heritage
Main; chief; principal.
The arch villain.
Webster's New World
Mischievous; roguish.
American Heritage
Clever; crafty.
Webster's New World
Teasing, ironic, or sardonic.
American Heritage
Antonyms:
abbreviation
Archaic.
Webster's New World
Archaism.
American Heritage
Archipelago.
Webster's New World
Architecture.
Webster's New World
Architect.
American Heritage
prefix
Chief; highest; most important.
Archenemy.
American Heritage
Extreme or most characteristic of its kind.
Archconservative.
American Heritage
Wiktionary
suffix
Ruler; leader.
Matriarch.
American Heritage
affix
Main, chief, principal.
Archangel, archenemy; archduke.
Webster's New World
Prototypical or extreme.
Archconservative.
Webster's New World
Ruler.
Matriarch, monarch.
Webster's New World

Other Word Forms of Arch

Noun

Singular:
arch
Plural:
arches

Adjective

Base Form:
arch
Comparative:
archer
Superlative:
archest

Origin of Arch

  • Middle English -arche from Old French from Late Latin -archa from Latin -archēs from Greek -arkhēs from arkhos ruler from arkhein to rule

    From American Heritage Dictionary of the English Language, 5th Edition

  • Middle English arche- from Old English ærce- and from Old French arche- both from Latin archi- from Greek arkhi- archi-

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Middle English, from Old French arche (“an arch”) (French arche), a feminine form of arc, from Latin arcus (“a bow, arc, arch”).

    From Wiktionary

  • From the prefix arch-. "Principal" is the original sense; "mischievous" is via onetime frequent collocation with rogue, knave, etc.

    From Wiktionary

  • From Latin archi-, from Ancient Greek ἀρχι- (archi-), from ἄρχω (archō, “to begin, to lead, to rule, to govern").

    From Wiktionary

  • ME arche- < OE arce- < L archi-, arch- < Gr archos, first, ruler < archein, begin, rule

    From Webster's New World College Dictionary, 5th Edition

  • Middle English from Old French arche from Vulgar Latin arca from Latin arcus

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Ancient Greek ἀρχαῖος (arkhaios, “ancient”, “primitive”), from ἀρχή (arkhē, “beginning”).

    From Wiktionary

  • From arch–

    From American Heritage Dictionary of the English Language, 5th Edition

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