Search Result for "timeline": 
Wordnet 3.0

NOUN (1)

1. a sequence of related events arranged in chronological order and displayed along a line (usually drawn left to right or top to bottom); 



WordNet (r) 3.0 (2006):

timeline
    n 1: a sequence of related events arranged in chronological
         order and displayed along a line (usually drawn left to
         right or top to bottom)