appendix
noun
ap·pen·dix
ə-ˈpen-diks 
plural appendixes or appendices
ə-ˈpen-də-ˌsēz
1
a
b
: supplementary material usually attached at the end of a piece of writing
The book's appendix includes a bibliography.
2
: a bodily outgrowth or process
specifically
: vermiform appendix
Examples of appendix in a Sentence
In your textbooks, turn to Appendix 3: Glossary of Terms.
The book has several appendixes.
Recent Examples on the Web
What emerged as a really important appendix from that research was that the mental health system, and in general, the health system in Gaza, is close to collapsing.
—
Lisa Deaderick, San Diego Union-Tribune, 7 Apr. 2024
The latest version of the Overdose Prevention and Response Toolkit has appendices for specific audiences, including people who use drugs, people who take prescription opioids, first responders and health care practitioners.
—Jacqueline Howard, CNN, 1 Feb. 2024
Rather than matching the pitch of the other chapters, the film’s Ellen segments are little more than an appendix.
—Siddhant Adlakha, Variety, 18 Feb. 2024
In humans, vestigial organs include wisdom teeth and the appendix.
—Sarah Kuta, Smithsonian Magazine, 19 Mar. 2024
Appendix adenocarcinoma: Tumors that begin as cells lining the inside of the appendix.
—USA TODAY, 10 Jan. 2024
Appendiceal cancer is a rare form of cancer that affects the appendix, a thin pouch attached to the large intestine.
—USA TODAY, 10 Jan. 2024
After her family moved to Seattle, Grove’s life changed dramatically when her appendix burst at age 12.
—Dana Oland, Idaho Statesman, 31 Jan. 2024
This is now officially confirmed by all the state data compiled by the Supreme Court in Dobbs and laid out in the two appendices attached to the Court’s opinion.
—Christian Schneider, National Review, 21 Dec. 2023
Lisa Deaderick, San Diego Union-Tribune, 7 Apr. 2024
The latest version of the Overdose Prevention and Response Toolkit has appendices for specific audiences, including people who use drugs, people who take prescription opioids, first responders and health care practitioners.
—Jacqueline Howard, CNN, 1 Feb. 2024
Rather than matching the pitch of the other chapters, the film’s Ellen segments are little more than an appendix.
—Siddhant Adlakha, Variety, 18 Feb. 2024
In humans, vestigial organs include wisdom teeth and the appendix.
—Sarah Kuta, Smithsonian Magazine, 19 Mar. 2024
Appendix adenocarcinoma: Tumors that begin as cells lining the inside of the appendix.
—USA TODAY, 10 Jan. 2024
Appendiceal cancer is a rare form of cancer that affects the appendix, a thin pouch attached to the large intestine.
—USA TODAY, 10 Jan. 2024
After her family moved to Seattle, Grove’s life changed dramatically when her appendix burst at age 12.
—Dana Oland, Idaho Statesman, 31 Jan. 2024
This is now officially confirmed by all the state data compiled by the Supreme Court in Dobbs and laid out in the two appendices attached to the Court’s opinion.
—Christian Schneider, National Review, 21 Dec. 2023
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'appendix.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Dictionary Entries Near appendix
Cite this Entry
“Appendix.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/appendix. Accessed 18 Apr. 2024.
Copy CitationKids Definition
appendix
noun
ap·pen·dix
ə-ˈpen-diks
plural appendixes or appendices
-də-ˌsēz
1
: additional material attached at the end of a piece of writing
2
: a small tube that is closed at one end and projects from the pouch marking the beginning of the large intestine in the lower right side of the abdomen
Medical Definition
appendix
noun
ap·pen·dix
ə-ˈpen-diks
plural appendixes or appendices
-də-ˌsēz
: a bodily outgrowth or process
specifically
: vermiform appendix
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