Clashes erupted in the village of Agacdibi in Hakkari province when security forces responded to gunfire from "members of the separatist terror organisation," Anadolu news agency reported, citing the local governor's office.
Right group accuses Turkey, pro-Kurdish forces over Syria civilian deaths
Four other soldiers were wounded, it said, adding that the operation to rout PKK militants from the region was continuing.
The PKK, listed as a terror group by Turkey and its Western allies, has resumed attacks in Turkey after the rupture last year of a fragile ceasefire.
On a visit to the eastern province of Agri, Prime Minister Binali Yildirim said the operations to eradicate the PKK would continue "without any pause," in televised comments.
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