Arcminute - Meaning, Definition & English Examples
An arcminute is a unit of angular measurement equal to 1/60th of a degree. It is commonly used in astronomy, navigation, and geometry to describe small angles or distances in the sky.
Definition:
A unit of angular measurement equal to one-sixtieth of a degree.
Synonyms:
minute of arc, angular minute, MOA
Part of Speech:
noun
Antonyms:
degree, arcsecond
Common Collocations:
celestial navigation, telescope measurements, angular resolution
Derivatives:
arcminutes, arcminute's
Usage Tips:
Use "arcminute" when discussing precise angular measurements in astronomy or geometry.
Common Phrases:
fine as an arcminute, measured in arcminutes, within an arcminute
Etymology:
Derived from Latin "arcus" (arc) and "minuta" (small), meaning a small division of an angle.
Examples:
- 1. The telescope's resolution is about one arcminute.
- 2. An arcminute is smaller than a degree but larger than an arcsecond.
- 3. Astronomers use arcminutes to describe star separations accurately.
- 4. The angle subtended was roughly 30 arcminutes wide.