prozone

English

Noun

prozone (plural prozones)

1. (immunology) The range of antibody concentrations within which reaction is inhibited.
2. (anatomy) The anterior zone of the pronotum in an insect of the family Acrididae or Gryllidae.

   Coordinate term: metazone

   • 1924, William Williams Henderson, A Taxonomic and Ecological Study of the Species of the Subfamily Oedipodinae (Orthoptera-Acrididae) Found in Utah, page 53:

     Median carina strongly cristate on the prozone and on the metazone and with one deep transverse incision so that the prozone is only about one-third the length of the metazone, the incision inclined anterio-ventrad.