arch

arch · noun

imported

Definitions

noun

  1. 1.

    A curved structure spanning an opening, typically supporting weight above it.

  2. 2.

    Form or cause to form the curved shape of an arch.

  3. 3.

    Chief; principal (used in titles).

  4. 4.

    The curved underside of the foot.

  5. 5.

    Playfully mischievous or teasing.

  6. 6.

    A curved shape or form.

Forms

plural: arches

Phrases & expressions

  • •
    arch enemy/rival — A principal enemy or competitor.
  • •
    fallen arches — Flat feet or low arches.
  • •
    arch support — An insert for shoes to support the foot's arch.

Related words

See also: arc, archway, vault
Synonyms: archway, bow, curve, vault

Etymology

From Old French arche, from Latin arcus ("bow, arch").