Meaning of WINDER in English

WINDER

[wind.er] n [[4]wind] (1552): one that winds: as a: a worker or machine that winds thread and yarn b: a key for winding a mechanism (as a clock) c: a step that is wider at one end than at the other (as in a spiral staircase)

Merriam-Webster English vocab.      Английский словарь Merriam Webster.