expander

noun ex·pand·er \ ik-ˈspan-dər \
|Updated on: 20 Jun 2018

Definition of expander

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

Recent Examples of expander from the Web

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First Known Use of expander

1862

in the meaning defined above

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Medical Dictionary

expander

noun ex·pand·er \ ik-ˈspan-dər \

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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