turn to

turn to (third-person singular simple present turns to, present participle turning to, simple past and past participle turned to)

1. (said of objects) To become, to degenerate into.
   • 2013 June 8, “Obama goes troll-hunting”, in The Economist, volume 407, number 8839, page 55:

     The solitary, lumbering trolls of Scandinavian mythology would sometimes be turned to stone by exposure to sunlight. Barack Obama is hoping that several measures announced on June 4th will have a similarly paralysing effect on their modern incarnation, the patent troll.

   all things turn to dust; iron turns to rust in the presence of air and water

2. To consult for advice or help.

   When I'm in trouble, I turn to my pastor to help me.

3. Used other than with a figurative or idiomatic meaning: see turn,‎ to.

   Turn to the left up here.

   To start my homework, I had to turn to page twenty in my textbook.

• Turton