zincedhttp://www.oed.com/dictionary/zinced_adj%3Ftab%3Dmeaning_and_usezinced, adj. & n.
First published 1921; not fully revised

zincedadjective & noun

  1. 1841–
    1. 1841
      Zinked nails and bolts.
      Civil Engineer & Architect's Journal vol. 4 353/2
    2. 1841
      The advantage of zinced iron.
      W. T. Brande, Manual of Chemistry (ed. 5) 731
    3. 1890
      The conditions under which the zincked pipe is to be used.
      Journal of Franklin Institute November 401
    4. 1895
      The little barn finished with a zinked iron roof.
      Morris in Mackail, W.M. (1899) vol. II. 319

Originally published as part of the entry for zinc, v.

zinc, v. was first published in 1921; not fully revised.