Based on your online lookups, the #1 Word of the Year for 2005 was:
1. integrity
Pronunciation: in-'te-gr&-tE
Function: noun
Etymology: Middle English integrite, from Middle French & Latin; Middle French integrité, from Latin integritat-, integritas, from integr-, integer entire
1 : firm adherence to a code of especially moral or artistic values : INCORRUPTIBILITY
2 : an unimpaired condition : SOUNDNESS
3 : the quality or state of being complete or undivided : COMPLETENESS
synonym see HONESTY
Click on each of the other words in the Top Ten List for their definitions in the Merriam-Webster Online Dictionary: