Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

appendix

play
noun ap·pen·dix \ə-ˈpen-diks\

Simple Definition of appendix

  • : a section of extra information added at the end of a book

  • : a small tube at the beginning of the large intestine that can be removed by surgery if it becomes infected

Source: Merriam-Webster's Learner's Dictionary

Full Definition of appendix

plural appendixes or appendicesplay \-də-ˌsēz\

  1. 1 a :  appendage b :  supplementary material usually attached at the end of a piece of writing

  2. 2 :  a bodily outgrowth or process; specifically :  vermiform appendix

Examples of appendix in a sentence

  1. In your textbooks, turn to Appendix 3: Glossary of Terms.

  2. The book has several appendixes .



Origin of appendix

Latin appendic-, appendix, from appendere


First Known Use: 1542


APPENDIX Defined for Kids

appendix

play
noun ap·pen·dix \ə-ˈpen-diks\

Definition of appendix for Students

plural ap·pen·dix·es or ap·pen·di·ces \-də-ˌsēz\

  1. 1 :  a part of a book giving added and helpful information (as notes or tables)

  2. 2 :  a small tubelike part growing out from the large intestine




Medical Dictionary

appendix

play
noun ap·pen·dix \ə-ˈpen-diks\

Medical Definition of appendix

plural ap·pen·dix·es or ap·pen·di·ces \-də-ˌsēz\play

  1. :  a bodily outgrowth or process; specifically :  vermiform appendix





Seen and Heard

What made you want to look up appendix? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to defraud especially of money

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image567572573

Which of these is a synonym of unctuous?

oily angry prompt maudlin
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ