The ordinary scientific and everyday noun for a space from which air or other matter has been removed; common in compounds such as 真空パック and 真空管.
Sound does not travel in a vacuum.
Store the food in a vacuum pack.
absolute void; complete vacuity
Buddhist technical use referring to an ultimate or absolute voidness; distinct from the physical-science meaning of vacuum.
As a Buddhist term, 真空 does not simply mean a space with nothing in it.
They sealed the container after making the inside a vacuum.
He sat in Zen meditation, trying to empty his mind into a state of void.
We used a device in the lab to create a vacuum.
The air was removed, and it became a vacuum state.
perfect vacuum