Pronunciation: - ' film
Function: noun
Date: 1981
: a thin usually resistant layer of microorganisms (as bacteria) that form on and coat various surfaces (as of water pipes and catheters)
Pronunciation: - ' film
Function: noun
Date: 1981
: a thin usually resistant layer of microorganisms (as bacteria) that form on and coat various surfaces (as of water pipes and catheters)
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012