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noun
1.
(in a nonfiction book, monograph, etc.) a more or less detailed alphabetical listing of names, places, and topics along with the numbers of the pages on which they are mentioned or discussed, usually included in or constituting the back matter.
2.
a sequential arrangement of material, especially in alphabetical or numerical order.
3.
something used or serving to point out; a sign, token, or indication: a true index of his character.
4.
something that directs attention to some fact, condition, etc.; a guiding principle.
5.
EXPANDa pointer or indicator in a scientific instrument.
6.
a piece of wood, metal, or the like, serving as a pointer or indicator.
7.
Computers.
a.
a value that identifies and is used to locate a particular element within a data array or table.
b.
a reference table that contains the keys or references needed to address data items.
8.
9.
a light, smooth cardboard stock.
10.
the forefinger.
11.
a number or formula expressing some property, ratio, etc., of something indicated: index of growth; index of intelligence.
12.
Statistics. index number.
13.
Economics. price index.
14.
Algebra.
a.
an exponent.
defining the c.
a subscript or superscript indicating the position of an object in a series of similar objects, as the subscripts 1, 2, and 3 in the series x1, x2, x3.
15.
Horology. a leverlike regulator for a hairspring.
16.
(initial capital letter
) Roman Catholic Church.
) Roman Catholic Church. 17.
(usually initial capital letter) any list of forbidden or otherwise restricted material deemed morally or politically harmful by authorities: an Index of disapproved books relating to Communism.
) any list of forbidden or otherwise restricted material deemed morally or politically harmful by authorities: an Index of disapproved books relating to Communism. 18.
Optics. index of refraction.
19.
COLLAPSEObsolete.
a.
a table of contents.
b.
a preface or prologue.
verb (used with object)
20.
to provide with an index, as a book.
21.
to enter in an index, as a name or topic.
22.
to serve to indicate: warm breezes indexing the approach of spring.
23.
to place (a book) on an official list as politically or morally harmful: The commissar insisted on indexing the book.
24.
EXPANDto rotate (work) on a milling machine in order to repeat the milling operation at a new position.
25.
COLLAPSEEconomics. to adjust (wages, taxes, etc.) automatically according to changes in the cost-of-living level or another economic indicator, especially to offset inflation.
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Indexing
is always a great word to know.
So is interrobang. Does it mean:
| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
| a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question. |
Origin:
1350–1400; Middle English < Latin: informer, pointer, equivalent to in- in-2 + -dec- (combining form of dic-, show, declare, indicate; akin to teach) + -s nominative singular ending
1350–1400; Middle English < Latin: informer, pointer, equivalent to in- in-2 + -dec- (combining form of dic-, show, declare, indicate; akin to teach) + -s nominative singular ending
Related forms
in·dex·a·ble, adjective
in·dex·er, noun
in·dex·i·cal, adjective
in·dex·i·cal·ly, adverb
in·dex·less, adjective
EXPANDnon·in·dexed, adjective
o·ver·in·dex, verb (used with object)
o·ver·in·dex·ing, noun
re·in·dex, verb (used with object)
un·in·dexed, adjective
well-in·dexed, adjective
COLLAPSE
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Based on the Random House Dictionary, © Random House, Inc. 2012.
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Link To indexing
Etymonline
Word Origin & History
index
late 14c., "the forefinger," from L. index (gen. indicis) "forefinger, pointer, sign, list," lit. "anything which points out," from indicare "point out" (see indicate). Meaning "list of a book's contents" is first attested 1570s, from L. phrases such as Index Nominum "Index
EXPANDof Names," index expurgatorius "specification of passages to be deleted from works otherwise permitted." The verb meaning "compile an index" is from 1720. Scientific sense (refractive index, etc.) is from 1829; economic sense (cost-of-living index, etc.) is after 1886. The Church sense of "forbidden books" is from index librorum prohibitorum, first published 1564 by authority of Pius IV.
COLLAPSE
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary
index in·dex (ĭn'děks')
n. pl. in·dex·es or in·di·ces (-dĭ-sēz')
A guide, standard, indicator, symbol, or number indicating the relation of one part or thing to another in respect to size, capacity, or function.
A core or mold used to record or maintain the relative position of a tooth or teeth to one another or to a cast.
A guide, usually made of plaster, used to reposition teeth, casts, or parts.
The index finger.
in'dex' v.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Cultural Dictionary
index definition
An alphabetical list of subjects treated in a book. It usually appears at the end of the book and identifies page numbers on which information about each subject appears.
The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
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