From Longman Dictionary of Contemporary Englishin a vacuumin a vacuumSEPARATEexisting completely separately from other people or things and having no connection with them The process of learning a language does not take place in a vacuum. → vacuum
Examples from the Corpus
in a vacuum• Simple suction is out, because gecko feet work perfectly, even in a vacuum.• Attitudes towards employment, retirement, and early retirement are not formed in a vacuum.• But these things don't happen in a vacuum.• These laws were not made in a vacuum.• It was a marriage in a vacuum, with two sweet children and all the material trappings of affluence and success.• The aerodynamic buffeting had stopped, and it was now spinning quietly in vacuum.• Any other action, like travelling faster or slower in a vacuum, is forbidden.• The iron lung encased Virginia in a vacuum. 