main belt
/M EY1 N B EH0 L T/noun
- 1
(astronomy) Synonym of asteroid belt; the main asteroid belt in the Solar System located roughly between the orbits of the planets Mars and Jupiter.
- 2
(nautical, military) The primary belt of armor protecting the sides of a warship above and slightly below the waterline.
- 3
Alternative letter-case form of main belt. [(astronomy) Synonym of asteroid belt; the main asteroid belt in the Solar System located roughly between the orbits of the planets Mars and Jupiter.]
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