Momentously

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Momentous \Mo*men"tous\, a. [Cf. L. momentosus rapid,
     momentary.]
     Of moment or consequence; very important; weighty; as, a
     momentous decision; momentous affairs. -- {Mo*men"tous*ly},
     adv. -- {Mo*men"tous*ness}, n.
     [1913 Webster]



From WordNet (r) 2.0 [wn]:

  momentously
       adv : in a momentous way