Nominativus Pendens
Defined in 2 dictionaries — Black's (1910), Black's (1891)
Black's Law Dictionary
Henry Campbell Black, M.A. · 1910
Lat. A nominative case grammatically unconnected with the rest of the sentence in which it stands. The opening words in the ordinary form of a deed inter partes, "This indenture," etc., down to "whereas," though an intelligible and convenient part of the deed, are of this kind. Wharton.
A Dictionary of Law
Henry Campbell Black · 1891
Lat. A nominative case grammatically unconnected with the rest of the sentence in which it stands. The opening words in the ordinary form of a deed inter partes, “This indenture,” ete., down to “whereas,” though an intelligible and convenient part of the deed, are of this kind. Wharton.