verb (used with object)
- to write (a mathematical expression) so as to show the products of its factors.Compare factor (def. 10).
- to rewrite (a mathematical expression) as a sum, product, etc., of terms of a particular kind: to expand a function in a power series.
verb (used without object)
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Origin of expand
synonym study for expand
OTHER WORDS FROM expand
WORDS THAT MAY BE CONFUSED WITH expandexpand , expend
Example sentences from the Web for expand
Wish said that most of its vendors are in China, although it’s trying to expand its roster of local suppliers.Online marketplace Wish files for initial public offering|Verne Kopytoff|November 20, 2020|Fortune
As capacity expanded in later weeks, Kotz said, the university added 49 more nursing facilities.Hogan’s first batch of coronavirus tests from South Korea were flawed, never used|Steve Thompson|November 20, 2020|Washington Post
The research team is currently expanding on this research and beginning new research focused on partner violence, surgery delays and digital mental healthcare during the pandemic.Global study finds pandemic exacerbates inequities for trans people|Kaela Roeder|November 20, 2020|Washington Blade
Those training camps are expected to last two weeks, but teams that did not take part in the expanded 2020 postseason will get an extra week.The NHL, facing more questions than answers, is still targeting a January start|Samantha Pell|November 19, 2020|Washington Post
In response to the influx, York expanded its EL program and hired more teachers, including some who now help teach popular electives like auto mechanics.Inside the Lives of Immigrant Teens Working Dangerous Night Shifts in Suburban Factories|by Melissa Sanchez|November 19, 2020|ProPublica
The trooper reached with her right hand for her expandable baton.The Muslim Convert Behind America’s First Workplace Beheading|Michael Daly|September 27, 2014|DAILY BEAST