Plural of index
regular plural
The plural of index is indexes or indices.
Forms of index
| Singular | index /ˈɪndɛks/ |
|---|---|
| Plural | indexes /ˈɪndɛksɪz/ indices /ˈɪndɪsiːz/ |
| Countable | countable |
Indexes and indices in a sentence
- Among the gravity indexes is the severance of diplomatic relations.
- In other words, we predict that the index for a new pair of materials can be obtained from the indexes of the individual materials, both against air or against vacuum.1963, Richard Feynman, “Chapter 26, Optics: The Principle of Least Time”, in The Feynman Lectures on Physics, volume I
- You must undrop the table first, and any associated indexes will be automatically undropped.2015, Bob Bryla, OCP Oracle Database 12c Advanced Administration Exam Guide, page 321. From the entry undrop
- Glindex-style indexes have been used with pronunciation guides and chemical formula diagrams.2007, Glenda Browne, Jon Jermey, The Indexing Companion, page 38. From the entry glindex
- To save space, sub-subentries—where unavoidable—are generally run-on even in otherwise set-out indexes.2002, R. M. Ritter, editor, The Oxford Manual of Style, London […]: BCA, page 593. From the entry denest
Meaning of index
- noun An alphabetical listing of items and their location.
- noun The index finger; the forefinger.
- noun A movable finger on a gauge, scale, etc.
Questions about the plural of index
- What is the plural of index?
- The plural of index is indexes or indices.
- Which is correct, indexes or indices?
- Both are used. indices is the more common of the two in English writing.
- Is index countable?
- Index is a countable noun.
Source and license
Adapted from Wiktionary: index (page history and authors) and the entries of its forms. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out forms marked obsolete, archaic, rare or dialectal and added the examples. Wiktionary data of 2026-09-02.
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Cite this page: “Plural of index.” Word.ws, https://word.ws/plural/index. Based on Wiktionary, CC BY-SA 4.0.
