Definition of archboard in English:

archboard

noun

  • A block of shaped wood at the aft end of the counter at the stern of a ship.

    • ‘Her stern is light, swells between the quarter timber, and between the archboard and the taffrail, and is ornamented with an arch of carved work.’

Pronunciation

archboard

/ˈɑːtʃbɔːd/