Search Result for "nutate": 
Wordnet 3.0

VERB (1)

1. rock, sway, or nod; usually involuntarily; 



The Collaborative International Dictionary of English v.0.48:

nutate \nutate\ v.
   to rock, sway, or nod; usually involuntarily.
   [WordNet 1.5]


WordNet (r) 3.0 (2006):

nutate
    v 1: rock, sway, or nod; usually involuntarily