excipient

noun
ex·​cip·​i·​ent | \ik-ˈsi-pē-ənt \

Definition of excipient 

: a usually inert substance (such as gum arabic or starch) that forms a vehicle (as for a drug)

Examples of excipient in a Sentence

Recent Examples on the Web

But their problems are a bit of a medical mystery, because Merck hasn't changed the active ingredient in Levothyrox; what's new are the excipients, ingredients that help stabilize and bulk up the drug. Yves Sciama, Science | AAAS, "France brings back a phased-out drug after patients rebel against its replacement," 27 Sep. 2017 The new version contains mannitol and citric acid—both innocuous and widely used as excipients—instead of lactose. Yves Sciama, Science | AAAS, "France brings back a phased-out drug after patients rebel against its replacement," 27 Sep. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'excipient.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of excipient

circa 1753, in the meaning defined above

History and Etymology for excipient

Latin excipient-, excipiens, present participle of excipere to take out, take up — more at except

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The first known use of excipient was circa 1753

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More Definitions for excipient

excipient

noun
ex·​cip·​i·​ent | \ik-ˈsip-ē-ənt \

Medical Definition of excipient 

: a usually inert substance (as gum arabic, syrup, lanolin, or starch) that forms a vehicle (as for a drug or antigen) especially : one that in the presence of sufficient liquid gives a medicated mixture the adhesive quality needed for the preparation of pills or tablets

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