Definition of "viewgraph" []

• A graph (or similar chart) produced as a transparency for use with an overhead projector (noun)

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• "Presented with a chance to boldly revisit the future Nelson's and Bailey Hutchinson's constituents (aided and abetted by the viewgraph engineers from Alabama) gave us astronauts zooming around in a tin ball built from Shuttle spare parts and rusty Apollo-era hardware - behold our brave new world."
• "But if it's just a bunch of viewgraph engineering with no real trajectory analysis for Orion+LAS, then shame on them."
• "Why are there any missions on there that haven't performed their mission yet (e.g. Dawn), haven't launched yet (LRO), or aren't even much past the viewgraph stage (JWST)!"