The 30-share barometer fell by 172.94 points, or 0.92 per cent, to 18,628.70, with all the sectoral indices led by realty and banking falling up to 1.76 per cent. The index had lost 239.31 points yesterday.
Similarly, the wide-based National Stock Exchange index Nifty fell by 50.70 points, or 0.89 per cent, to 5,622.20.
Brokers said continued selling by funds and retail investors on concerns over fears of early general elections and a weak trend in the Asian region in line with overnight fall on the global markets dampened the trading sentiment.
In the Asian region, Japan's Nikkei fell 1.71 per cent, while Hong Kong markets remained closed today. The US Dow Jones Industrial Average ended 0.76 per cent lower yesterday.
