Synonyms:
suction
Meaning: a force over an area produced by a pressure difference
Usage examples
On his head, which had been skilfully deprived of every scrap of hair, he adjusted a pleasant little cap of bright scarlet, held on by suction and inflated with hydrogen, and curiously like the comb of a cock.
They held things more clumsily; drinking by suction, feeding by gnawing, grew commoner every day. I realised more keenly than ever what Moreau had told me about the "stubborn beast-flesh." They were reverting, and reverting very rapidly.