Dictionary

expander

expander

noun ex·pand·er \ik-ˈspan-dər\

Definition of EXPANDER

:  one that expands; specifically :  any of several colloidal substances (as dextran) of high molecular weight used as a blood or plasma substitute for increasing the blood volume

First Known Use of EXPANDER

1862

expander

noun ex·pand·er \ik-ˈspan-dər\   (Medical Dictionary)

Medical Definition of EXPANDER

:  any of several colloidal substances (as dextran) of high molecular weight used as a blood or plasma substitute for increasing the blood volume—called also extender

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