That adjective has emerged as central to the charge being made by those critical of President Bush's decision to invade Iraq that there was no urgent reason -- no triggering impetus in international law -- to justify our pre-emptive military action to overthrow Hussein's regime.
Our results may trigger a renewed impetus for investigating structural differences in the amygdala, its genetic determinants, its environmental modulators, and the possibility that it reflects an intrinsic vulnerability to PTSD.
Adams's interest in the "Arabian Nights" story has little to do with Rimsky-Korsakov; his creative impetus was triggered by the brutality that confronts modern women in the Middle East, and elsewhere.
Have you ever stopped to think about what impetus might be triggering these seemingly involuntary, second-nature habits?
This could certainly have given Sulzberger the impetus to pull the trigger on Abramson's firing.
Yet the war also gave a substantial impetus to nationalism by triggering the breakup of the Ottoman, Romanov, Hohenzollern and Habsburg empires and the creation of new states from Eastern Europe to the Middle East.
Lust is triggered by testosterone and gives an initial impetus to find a partner.
As well as being keen to thank the Panamanian authorities, she would like to get the impetus going again for press coverage that might trigger someone's memory of being in contact with her son.
The trigger for the protests was electoral reform proposals; but the deeper impetus was pushing back against the rapid erosion of Hong Kong's freedoms.
At the beginning of the 20th century, almost all physicians in the world were general practitioners, but the increasing volume of medical knowledge and reforms in medical education—such as those triggered in the United States by the Flexner Report of 1910 gave impetus to growing specialization in medical practice.
They admit, however, that a furious row with Moscow triggered by Turkey's downing of a Russian jet last month provided fresh impetus for a reconciliation.
