substage

American  

[suhb-steyj] / ˈsʌbˌsteɪdʒ /

noun

1. the component part of a microscope below the stage, for supporting a condenser, mirror, or other accessories.

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substage British  

/ ˈsʌbˌsteɪdʒ /

noun

1. the part of a microscope below the stage, usually consisting of an adjustable assembly holding a condenser lens for illuminating the specimen

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Etymology

Origin of substage

First recorded in 1855–60; sub- + stage

Example Sentences

A play in two parts required twice as much time to rehearse; the show’s elaborate illusions required significant substage mechanics and extra training.

From Seattle Times

Tetrapod distributions shown on figure 1 are for all four early Triassic substages, whereas the fish and ichthyosaur occurrences are only from the Smithian substage, and figure 1C shows only Smithian data.

From Science Magazine

Substage, sub′stāj, n. an attachment below the stage of the compound microscope, to support the achromatic condenser, &c.

From Project Gutenberg

In a similar manner Professor Chamberlin and other American geologists have recognized the following stages in the glaciation of North America: The Champlain, marine substage.

From Project Gutenberg

At dusk, Harry insisted on setting up the substage lamp which had been bought with the microscope, and by whose light he could go on looking until his bedtime, when his father helped him arrange a wick to feed the little glass-covered well in the slide so it would not dry up before morning.

From Project Gutenberg