The lira weakened 2.4% to the dollar on Wednesday over prospects for another Turkish interest rate cut the next day, and ahead of a key policy decision by the U.S. Federal Reserve that might draw more funds out of emerging markets. The lira dipped as far as 14.75 versus the U.S. currency, closing in on the record low of 14.99 which it hit on Monday. At 1312 GMT, it stood at 14.70, more than 49% weaker than at the end of last year. Investors fear the Federal Reserve might take a more hawkish stance than previously expected when it meets on Wednesday, outlining plans for tightening policy and hiking interest rates next year. read more Turkey"s central bank is expected to cut its policy rate by 100 basis points on Thursday despite the lira slump and soaring inflation as President Tayyip Erdogan exerts pressure on it to boost growth ahead of 2023 elections. read more It has cut its key rate (TRINT=ECI) by 400 basis points to 15% since September under Erdogan"s plan to prioritise exports and lending, even though economists regard the move as reckless. The bank has intervened in the forex market four times in the last two weeks, selling dollars to slow the sell-off. It will announce its rates decision at 1100 GMT on Thursday. The lira slide is aggravating inflation, which rose to a three-year high of 21.3% last month. It is also eroding Turks" earnings and fuelling discontent among workers. Healthcare unions representing more than 250,000 health sector workers went on a one-day strike on Wednesday, protesting what they say are poor wages and harsh working conditions. read more Reporting by Ezgi Erkoyun and Daren Butler; Editing by Jonathan Spicer, Alexandra Hudson Our Standards: The Thomson Reuters Trust Principles.