zygophorichttp://www.oed.com/dictionary/zygophoric_adj%3Ftab%3Dmeaning_and_usezygophoric, adj.
First published 1921; not fully revised

zygophoricadjective

  1. 1904–
    1. 1904
      In the heterogamic subdivision of the homothallic group, a distinct and constant differentiation exists between the zygophoric hyphæ and the gametes derived from them.
      Science 3 June 866/1
    2. 1978
      One or more slender, lateral zygophoric filaments proliferate from the subterminal portion of a septate, erect hypha.
      Canadian Journal Botany vol. 56 1061

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

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