Medical Dictionary
1buffer
noun buff·er \ˈbəf-ər\
Medical Definition of BUFFER
1
: a substance or mixture of substances (as bicarbonates and some proteins in biological fluids) that in solution tends to stabilize the hydrogen-ion concentration by neutralizing within limits both acids and bases
Seen & Heard
What made you want to look up buffer? Please tell us where you read or heard it (including the quote, if possible).