devacuate

English

Etymology

de- +‎ vacuate

Verb

devacuate (third-person singular simple present devacuates, present participle devacuating, simple past and past participle devacuated)

1. To (cause to) cease to be a vacuum.
   • 1960, Glass Technology:

     Upon breakage the envelope is permitted to devacuate contrallably without deleterious fragmentation of its side walls.

   • 1976, CQ: The Radio Amateurs' Journal, volume 32, page 71:

     First acquire a defunct oscilloscope C.R.T. of the flat face variety and devacuate it. The method I used to devacuate is as follows : First wrap the C.R.T. in a blanket, with only the extreme socket end exposed. Next, with the base pointed away from yourself, gently file a minute hole in the evacuation nipple of the C.R.T. If this is done carefully, devacuation will occur...

   • 1992, K. Blair Benson, Television Engineering Handbook: Featuring HDTV Systems, McGraw-Hill Companies:

     With these implosion systems, breakage of the faceplate causes the tube to devacuate quietly and safely without a violent implosion.

   • 1994, Jerry C. Whitaker, Electronic Displays: Technology, Design, and Applications, McGraw-Hill Professional Publishing:

     With these implosion systems, breakage of the faceplate causes the tube to devacuate without a violent implosion. The implosion safety front panel may be etched on its exterior surface, producing a ground-glass effect […]