expander

noun
ex·​pand·​er | \ ik-ˈspan-dər \

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

Examples of expander in a Sentence

Recent Examples on the Web

After a nipple-sparing prophylactic mastectomy and six months of expanders, a pair of silicone implants had been placed in my chest. Lambeth Hochwald, Glamour, "I Got a Mastectomy…Twice," 27 Sep. 2018 For example, once Tammy got an infection in one of her expanders. Alexandra Rockey Fleming, Good Housekeeping, "Husband Documents What It's Like to Watch His Young Wife Battle Cancer," 10 Aug. 2017 After the expanders were put in I did notice that my left side sat a little bit higher and was firmer. Julie Mazziotta, PEOPLE.com, "Woman Self-Inflated Her Breast Implants to Weigh 20 Lbs.: 'I Love Being in Control'," 12 June 2018 Several factors provided a measure of political cover for House expanders. Laura Vozzella, Washington Post, "A key Virginia GOP state senator says he is willing to break ranks and vote to expand Medicaid," 6 Apr. 2018 The first phase begins around age 8, lasts about 12 months, and often includes a combination of braces and a palate expander, a therapy used to widen the upper jaw. Anna Nguyen, Philly.com, "What's the latest in orthodontic care?," 6 Apr. 2018 On a long-term note, Jupiter — Mr. Lucky, the great expander — remains in determined Scorpio through most of the year, a positive placement. Minerva, San Francisco Chronicle, "Minerva’s astrological predictions for 2018," 4 Jan. 2018 More procedures followed, including placement of tissue expanders below the skin where their foreheads joined. Bruce Henderson, charlotteobserver, "Born joined at the head, twins can now sit side by side. Next stop: home.," 22 Oct. 2017 Like water balloons filled with saline solution, the expanders slowly stretched the skin to cover the gap when the twins were separated. Bruce Henderson, charlotteobserver, "Born joined at the head, twins can now sit side by side. Next stop: home.," 22 Oct. 2017

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

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First Known Use of expander

1862, in the meaning defined above

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The first known use of expander was in 1862

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More Definitions for expander

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

More from Merriam-Webster on expander

Rhyming Dictionary: Words that rhyme with expander

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