noun. The act or process of slowing down; a slackening of pace.

noun. A reduction in speed, or a decrease in the level of production, etc.

noun. the act of slowing down or falling behind

"The maker of industrial goods from controls to tools market cap $37 billion is a bellwether as the word slowdown creeps into parlance in unsettling ways, especially as politicos yammer about the U.S debt cap."

slow down  

delay  holdup  

godown  hoedown  lowdown  showdown  

acidosis  breakdown  collapse  competitiveness  crunch  

abatement  action  afterthought  arrest  bind