Definition of main brace in English:

main brace

noun

  • One of the braces attached to the main yard of a sailing ship.

    • ‘The main brace, being one of the heaviest pieces of running rigging in a ship, was seldom spliced if damaged, but was replaced instead.’
    • ‘The main brace was the largest and heaviest of all the rigging being up to 20" diameter on the big ships.’

Pronunciation:

main brace

/ˌmān ˈbrās/