main belt
The term "main belt" can refer to a key region in our solar system filled with asteroids or a critical armor belt on warships.
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Definition
B2Astronomy
(technical, scientific)A region between Mars and Jupiter filled with numerous asteroids.
Example
- Most asteroids in our solar system are located in the main belt.
C1Nautical
(technical, military)The primary armor protecting a warship's sides around the waterline.
Example
- The warship's main belt is designed to withstand heavy artillery fire.
Similar
Terms that have similar or relatively close meanings to "main belt":
asteroid belttime beltgreen beltblack beltbelt loopsafety belt