unmortised

/ʌnˈmɔːrtɪzd/
adjective
  1. Not fitted with a mortise (a hole or slot cut into a piece of wood to receive a tenon).
    • The unmortised pieces were easier to transport but required more work on site.
    • He bought unmortised timber and cut the slots himself.
    • The unmortised board was simply nailed to the frame instead of being joined properly.
What does "unmortised" mean? | whatsthatwordmean | whatsthatwordmean