Serratia marcescens, a Gram-negative bacillus that belongs to the family Enterobacteriaceae, is a human opportunistic pathogen bacterium that causes many diseases, such as urinary tract infections, respiratory tract infections, bacteremia, conjunctivitis, endocarditis, meningitis and wound infections.
A tablet dissolves in water. To dissolve is defined as to become broken up or absorbed by something or to disappear into something else. When sugar becomes absorbed into water, this is an example of when sugar dissolves into water.
Definition of filter for English Language Learners. : 1  to pass (something, such as a gas or liquid) through a filter to remove something unwanted. : 2  to remove (something unwanted) by using a filter. : 3  to move through or into something in small amounts or in a gradual way.