Meaning of ARC in English



Pronunciation: ' ärk

Function: noun

Etymology: Middle English ark, from Anglo-French arc bow, from Latin arcus bow, arch, arc ― more at ARROW

Date: 14th century

1 : the apparent path described above and below the horizon by a celestial body (as the sun)

2 a : something arched or curved b : a curved path <the arc of a fly ball>

3 : a sustained luminous discharge of electricity across a gap in a circuit or between electrodes also : ARC LAMP

4 : a continuous portion (as of a circle or ellipse) of a curved line

5 : degree measurement on the circumference of a circle ― used especially in the phrase of arc <11 minutes 3 seconds of arc >

6 : a continuous progression or line of development <a story's dramatic arc >

Merriam Webster Collegiate English Dictionary.      Merriam Webster - Энциклопедический словарь английского языка.