The Australian share market has suffered its second-worst day of the year as equities were once again routed on fears of the coronavirus.

The benchmark S&P/ASX200 closed Friday down 179.5 points, or 2.8 per cent, at 6,216.2, its lowest level since May 14.

The broader All Ordinaries index finished down 184.9 points, or 2.86 per cent, to 6,287.5, with every sector in the red.

The Aussie dollar was buying 65.98 US cents, down from 66.28 US cents as the market closed on Thursday.