Definitions
from The Century Dictionary.
- That stops or plugs up; used in closing or stopping up: specifically applied to a primer for exploding the charge of powder in a cannon, and at the same time closing the vent, thus preventing the rush of gas through it in firing.
Etymologies
Sorry, no etymologies found.
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Examples
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Then, to stop this "erosion," the obturating (sealing) primer came into use.
Artillery Through the Ages A Short Illustrated History of Cannon, Emphasizing Types Used in America Albert Manucy
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When you called a "mortar bomb rubber ring" an "obturating ring" ...
Army Rumour Service 2009
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