Also found in: Thesaurus, Medical, Legal, Financial, Encyclopedia, Wikipedia.


n. pl. in·dex·es or in·di·ces (-dĭ-sēz′)
1. Something that serves to guide, point out, or otherwise facilitate reference, especially:
a. An alphabetized list of names, places, and subjects treated in a printed work, giving the page or pages on which each item is mentioned.
b. A thumb index.
c. A table, file, or catalog.
d. Computers A list of keywords associated with a record or document, used especially as an aid in searching for information.
2. Something that reveals or indicates; a sign: "Her face ... was a fair index to her disposition" (Samuel Butler).
3. A character (☞) used in printing to call attention to a particular paragraph or section. Also called hand.
4. An indicator or pointer, as on a scientific instrument.
a. Mathematics A number or symbol, often written as a subscript or superscript to a mathematical expression, that indicates an operation to be performed, an ordering relation, or a use of the associated expression.
b. A number derived from a formula, used to characterize a set of data.
a. A statistical value that represents the price or value of an aggregate of goods, services, wages, or other measurable quantities in comparison with a reference number for a previous period of time.
b. A number that represents the change in price or value of stocks or other securities in a particular market, sector, or asset class.
c. The stocks or other securities represented by an index.
7. Index Roman Catholic Church A list formerly published by Church authority, restricting or forbidding the reading of certain books.
tr.v. in·dexed, in·dex·ing, in·dex·es
a. To furnish with an index: index a book.
b. To enter in an index.
2. To indicate or signal.
3. To adjust through indexation.

[Middle English, forefinger, from Latin; see deik- in Indo-European roots.]

in′dex′er n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.indexer - someone who provides an index
skilled worker, skilled workman, trained worker - a worker who has acquired special skills
References in periodicals archive ?
Ten Characteristics of Quality Indexes: Confessions of an Award-Winning Indexer comes from an industry professional whose own reputation is synonymous with high quality work, and culls some two decades of the factors that set her indexing work apart from others.
Indexing Tactics & Tidbits: An A to Z Guide" by Janet Perlman (who draws upon her more than 30 years of experience and expertise as a professional indexer of books and journals) is very highly-recommended reference for indexing professionals.
The indexer is confronted with the practical question of how to transform continuous forms of knowledge into discontinuous digits--and the discourse on indexing even addresses the dangers which go along with these practices.
The Accidental Indexer offers an authoritative guide to the indexing profession, reviewing the field, its specialties, and how to begin and run a freelance indexing business.
It is a guide to the indexing profession--not so much a how-to book as an introduction to what it is like to be an indexer.
The author has organized the main body of her text in ten chapters devoted to what an indexer is and what an indexer does, pathways into professional indexing, the varieties of indexing, best practices in indexing, the tools of the trade, marketing and managing client relations, managing stress and balancing the professional indexerAEs work and personal lives, and a wide variety of other related subjects.
Using the fields as input to build a full-text index, the indexer must assure that it has capabilities to complete direct searches and support facet generation efficiently and correctly.
Pertinent Data: The multi-spindle rotary indexer can increase overall production by producing more parts per hour, which can result in lower cost-per-part.
Slowing to on-speed at six miles, the pilot noticed the HUD E-bracket and angle-of-attack (AOA) indexer lights flicker off and on.
Built-in indexer eliminates separate controller - saving money