[ɑːk], (Noun)

Definitions:
- a part of a curve, especially a part of the circumference of a circle
(e.g: the point where a tangential line touches the arc of a circle)

- a luminous electrical discharge between two electrodes or other points
(e.g: modern welding generators are designed so that there is a high voltage for striking the arc)

- (in a novel, play, or film) the development or resolution of the narrative or principal theme
(e.g: his transformation provides the emotional arc of the story)


Phrases:

Origin:
late Middle English (denoting the path of a celestial object, especially the sun, from horizon to horizon): via Old French from Latin arcus ‘bow, curve’

[ɑːk], (Verb)

Definitions:
- move with a curving trajectory
(e.g: the ball arced across the room)

- form an electric arc
(e.g: the outage was caused by a bad switch that arced)


Phrases:

Origin:
late Middle English (denoting the path of a celestial object, especially the sun, from horizon to horizon): via Old French from Latin arcus ‘bow, curve’

[ɑːk], (Abbreviation)

Definitions:
- (in the UK) Agricultural Research Council

- AIDS-related complex


Phrases:

Origin: