Definition of thereinbefore in US English:

thereinbefore

adverb

archaic, formal
  • In an earlier part of that document.

    • ‘Furthermore, Spain reported that the ‘Wesleyan Missionary Society is entitled to a Crown grant of the said piece of land thereinbefore described, containing one hundred acres.’’

Pronunciation

thereinbefore

/ˌT͟Herinbəˈfôr/