zinc-lotionhttp://www.oed.com/dictionary/zinc-lotion_n%3Ftab%3Dmeaning_and_usezinc lotion, n.
First published 1921; not fully revised

zinc lotionnoun

  1. 1899–
    1. 1899
      Zinc lotions.
      T. C. Allbutt et al., System of Medicine vol. VIII. 522

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

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