accouplement

[ uh-kuhp-uh l-muh nt ]
/ əˈkʌp əl mənt /

noun

the act of coupling.
something that couples, especially a tie or brace in building.

Origin of accouplement

1475–85; accouple (< Middle French accopler; see ac-, couple) + -ment -ment

British Dictionary definitions for accouplement

accouplement
/ (əˈkʌpəlmənt) /

noun

a timber joist or beam that serves as a tie or support

Word Origin for accouplement

C15: French, from accoupler, from Latin copulāre to couple