zymocytehttp://www.oed.com/dictionary/zymocyte_n%3Ftab%3Dmeaning_and_usezymocyte, n.
First published 1921; not fully revised

zymocytenoun

  1. a1909–
    A unicellular organism which produces fermentation.
    Stressed as ˈzymocyte.
    1. a1909
      Salicylic acid only holding its reputation as an enemy to the zymocytes of the cider barrel.
      Disinfectants 14 (Cent. Dict. Supplement)

Originally published as part of the entry for zymo-, comb. form

zymo-, comb. form was first published in 1921; not fully revised.