substage

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English[edit]

Etymology[edit]

sub- +‎ stage

Noun[edit]

substage (plural substages)

  1. The stage, below the main stage of a microscope, to which attachments are fixed.
  2. A stage making up part of a larger stage.
    • 1958, Division of Mines and Geology, Washington, Information circular
      Which, then, of these glacial substages provided the proper conditions and saw the first population of man in America?