# appendices

/əˈpɛndɪˌsiz/ (US) · /ɐpˈɛndɪsɪz/ (UK) · CEFR C1 · Noun

Source: https://englishreference.com/word/appendices
Updated: 2026-10-16

## Definition

extra sections at the end of a book or report that give more information, such as tables, maps, or notes. It is the plural of appendix.

For teachers: supplementary sections at the end of a book, report, or document that provide supporting material such as data, tables, or references. It is the plural of 'appendix'.

## Examples

- The textbooks include useful tables in the appendices.
- The research report explains the main results in Chapter 3 and puts the full survey data in the appendices.
- The edited volume traces trade routes in the main chapters while the appendices collect maps, chronologies, and transcriptions that specialists consult for detailed evidence.

## Synonyms

supplement, annex, addendum

## Usage notes

- The form 'appendices' is preferred for books and documents; 'appendixes' is common for the anatomical sense.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.