nemine contradicente

from WordNet (r) 3.0 (2006)

nemine contradicente
    adv 1: of one mind; without dissent; "the Senate unanimously
           approved the bill"; "we voted unanimously" [syn:
           {unanimously}, {nem con}, {nemine contradicente}]

from Bouvier's Law Dictionary, Revised 6th Ed (1856)

NEMINE CONTRADICENTE, legislation. These words, usually abbreviated nem. 
con., are used to signify the unanimous consent of the house to which they 
are applied. In England they are used in the house of commons; in the house 
of lords, the words to convey the same idea are nemine dissentiente.