inclusion

noun

in·​clu·​sion in-ˈklü-zhən 

1

: the act of including : the state of being included

2

: something that is included: such as

a

: a gaseous, liquid, or solid foreign body enclosed in a mass (as of a mineral)

b

: a passive usually temporary product of cell activity (such as a starch grain) within the cytoplasm or nucleus

3

: the act or practice of including students with disabilities with the general student population

Inclusion refers to a variety of integration approaches, but the goal is to blend special education students into the traditional classroom.

—Suevon Lee

—sometimes used before a noun

an inclusion classroom/school

4

: the act or practice of including and accommodating people who have historically been excluded (as because of their race, gender, sexuality, or ability)

… academic libraries have traditionally struggled to address problems of equity, diversity and inclusion. The low representation of people of color in library staff has been a particular shortcoming, despite many initiatives to attract minority staff to the field.

—Lindsay McKenzie

Tech workers say they are more interested in diversity and are more willing to work to promote inclusion in their workplace …

—Jessica Guynn

Meaningful civic inclusion even now eludes many of our fellow citizens who are recognizably of African descent.

—Glenn C. Loury

5

mathematics : a relation between two classes (see class sense 3c) that exists when all members of the first class are also members of the second compare membership sense 3

inclusionary

in-ˈklü-zhə-ner-ē 

adjective

Examples of inclusion in a Sentence

Recent Examples on the Web

In its analysis, the agency explained that abortion's inclusion is consistent with longstanding interpretation of civil rights laws and courts' rulings. —Selena Simmons-Duffin, NPR, 27 Apr. 2024

For safety reasons, the inclusion of ashtrays on planes is written into law by the Federal Aviation Administration (FAA). —Stefanie Waldek, Travel + Leisure, 27 Apr. 2024

These inclusions give sloe gin a deep, punch-like color and a liqueur-like sweetness. —Alex Beggs, Bon Appétit, 26 Apr. 2024

Dozens tweaked descriptions of diversity, equity and inclusion initiatives in annual reports to investors. —Jessica Guynn, USA TODAY, 26 Apr. 2024

Veterans Day When the National Park Service announced its free entry days late last year, the inclusion of Juneteenth marked a first for the organization. —Brayden Garcia, Fort Worth Star-Telegram, 24 Apr. 2024

In short, despite the tone-lowering inclusion of a few journalists, this was a guest list with serious clout. —Luke Leitch, Vogue, 19 Apr. 2024

Sephora Collection Coconut Bath Bomb Buy Now Give the gift of self-care with the inclusion of this luxuriousCoconut Bath Bomb from Sephora. —Jessie Quinn, Peoplemag, 19 Apr. 2024

One interesting feature in the Kishi Ultra is the inclusion of Razer’s Sensa HD immersive haptics, which the company claims can take any audio — whether that be a game, movie, or music — and convert it to haptics. —Amrita Khalid, The Verge, 19 Apr. 2024

Word History

Etymology

Latin inclusion-, inclusio, from includere

First Known Use

15th century, in the meaning defined at sense 1

Phrases Containing inclusion

• inclusion body

Kids Definition

inclusion

noun

in·​clu·​sion in-ˈklü-zhən 

1

: the act of including : the state of being included

2

: something that is included

Medical Definition

inclusion

noun

in·​clu·​sion in-ˈklü-zhən 

: something that is included

especially : a passive usually temporary product of cell activity (as a starch grain) within the cytoplasm or nucleus