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6 definitions found
 for index
From The Collaborative International Dictionary of English v.0.48 :

  Index \In"dex\, n.; pl. E. Indexes, L. Indices(?). [L.: cf.
     F. index. See Indicate, Diction.]
     [1913 Webster]
     1. That which points out; that which shows, indicates,
        manifests, or discloses; as, the increasing unemployment
        rate is an index of how much the economy has slowed.
        [1913 Webster +PJC]
  
              Tastes are the indexes of the different qualities of
              plants.                               --Arbuthnot.
        [1913 Webster]
  
     2. That which guides, points out, informs, or directs; a
        pointer or a hand that directs to anything, as the hand of
        a watch, a movable finger or other form of pointer on a
        gauge, scale, or other graduated instrument. In
        (printing), a sign [[hand]] (called also fist) used to
        direct particular attention to a note or paragraph.
        [1913 Webster]
  
     3. A table for facilitating reference to topics, names, and
        the like, in a book, usually giving the page on which a
        particular word or topic may be found; -- usually
        alphabetical in arrangement, and printed at the end of the
        volume. Typically found only in non-fiction books.
        [1913 Webster +PJC]
  
     4. A prologue indicating what follows. [Obs.] --Shak.
        [1913 Webster]
  
     5. (Anat.) The second finger, that next to the pollex
        (thumb), in the manus, or hand; the forefinger; index
        finger.
        [1913 Webster]
  
     6. (Math.) The figure or letter which shows the power or root
        of a quantity; the exponent. [In this sense the plural is
        always indices.]
        [1913 Webster]
  
     7. The ratio, or formula expressing the ratio, of one
        dimension of a thing to another dimension; as, the
        vertical index of the cranium.
        [Webster 1913 Suppl.]
  
     8. A number providing a measure of some quantity derived by a
        formula, usually a form of averaging, from multiple
        quantities; -- used mostly in economics; as, the index of
        leading indicators; the index of industrial production;
        the consumer price index. See, for example, the consumer
        price index.
        [PJC]
  
     9. (computers) A file containing a table with the addresses
        of data items, arranged for rapid and convenient search
        for the addresses.
        [PJC]
  
     10. (computers) A number which serves as a label for a data
         item and also represents the address of a data item
         within a table or array.
         [PJC]
  
     11. (R. C. Ch.), The Index prohibitorius, a catalogue of
         books which are forbidden by the church to be read; also
         called Index of forbidden books and Index Librorum
         Prohibitorum.
         [PJC]
  
     Index error, the error in the reading of a mathematical
        instrument arising from the zero of the index not being in
        complete adjustment with that of the limb, or with its
        theoretically perfect position in the instrument; a
        correction to be applied to the instrument readings equal
        to the error of the zero adjustment.
  
     Index expurgatorius. [L.] See Index prohibitorius
        (below).
  
     Index finger. See Index, 5.
  
     Index glass, the mirror on the index of a quadrant,
        sextant, etc.
  
     Index hand, the pointer or hand of a clock, watch, or other
        registering machine; a hand that points to something.
  
     Index of a logarithm (Math.), the integral part of the
        logarithm, and always one less than the number of integral
        figures in the given number. It is also called the
        characteristic.
  
     Index of refraction, or Refractive index (Opt.), the
        number which expresses the ratio of the sine of the angle
        of incidence to the sine of the angle of refraction. Thus
        the index of refraction for sulphur is 2, because, when
        light passes out of air into sulphur, the sine of the
        angle of incidence is double the sine of the angle of
        refraction.
  
     Index plate, a graduated circular plate, or one with
        circular rows of holes differently spaced; used in
        machines for graduating circles, cutting gear teeth, etc.
        
  
     Index prohibitorius [L.], or Prohibitory index (R. C.
        Ch.), a catalogue of books which are forbidden by the
        church to be read; the index expurgatorius [L.], or
        expurgatory index, is a catalogue of books from which
        passages marked as against faith or morals must be removed
        before Catholics can read them. These catalogues are
        published with additions, from time to time, by the
        Congregation of the Index, composed of cardinals,
        theologians, etc., under the sanction of the pope. --Hook.
  
     Index rerum [L.], a tabulated and alphabetized notebook,
        for systematic preservation of items, quotations, etc.
        [1913 Webster]

From The Collaborative International Dictionary of English v.0.48 :

  Index \In"dex\, v. t. [imp. & p. p. Indexed; p. pr. & vb. n.
     Indexing.]
     1. To provide with an index or table of references; to put
        into an index; as, to index a book, or its contents.
        [1913 Webster]
  
     2. (Economics) To adjust (wages, prices, taxes, etc.)
        automatically so as to compensate for changes in prices,
        usually as measured by the consumer price index or other
        economic measure. Its purpose is usually to copensate for
        inflation.
        [PJC]
  
     3. To insert (a word, name, file folder, etc.) into an index
        or into an indexed arrangement; as, to index a contract
        under its date of signing.
        [PJC]

From WordNet (r) 3.0 (2006) :

  index
      n 1: a numerical scale used to compare variables with one
           another or with some reference number
      2: a number or ratio (a value on a scale of measurement) derived
         from a series of observed facts; can reveal relative changes
         as a function of time [syn: index, index number,
         indicant, indicator]
      3: a mathematical notation indicating the number of times a
         quantity is multiplied by itself [syn: exponent, power,
         index]
      4: an alphabetical listing of names and topics along with page
         numbers where they are discussed
      5: the finger next to the thumb [syn: index, index finger,
         forefinger]
      v 1: list in an index
      2: provide with an index; "index the book"
      3: adjust through indexation; "The government indexes wages and
         prices"

From Moby Thesaurus II by Grady Ward, 1.0 :

  432 Moby Thesaurus words for "index":
     Art Index, Baedeker, Bibliography Index, Books in Print,
     Cumulative Book Index, Education Index, Eighteenth Amendment,
     Lambert conformal projection, Mercator projection,
     Miller projection, National Union Catalog, Prohibition Party,
     Volstead Act, Yellow Pages, acknowledgments, aeronautical chart,
     alphabetize, analyze, annotated bibliography, annual bibliography,
     annulary, aroma, arrange, arrow, assort, astronomical chart, atlas,
     attribute, azimuthal equidistant projection, azimuthal projection,
     back, back matter, backlist, badge, ban, banner, bastard title,
     bibliography, bibliography of bibliographies, blaze, book, brand,
     break down, broad hint, business directory, cachet, calendar,
     card index, cartographer, cartography, carve, casebook, cast,
     catalog, catalogue, catalogue raisonne, catch line, catchword,
     categorize, celestial chart, celestial globe, census, chalk,
     chalk up, character, characteristic, chart, check in, checklist,
     chorographer, chorography, chronicle, city directory, class,
     classified catalog, classified directory, classify, climatic chart,
     clue, code, codify, colophon, compass needle, composition,
     concordance, configuration, conic projection, constituents,
     content, contents, contents page, contour line, contour map,
     contraband, copyright page, critical bibliography, cue, cut,
     cyclopedia, cylindrical projection, dactylion, dedication, denial,
     device, diatesseron, dictionary catalog, differentia, differential,
     digest, digit, direction, direction post, directory, disallowance,
     distinctive feature, divide, divisions, docket, earmark, elements,
     embargo, encyclopedia, endleaf, endpaper, endsheet, engrave,
     enroll, enscroll, enter, enumerate, errata, evidence, exclusion,
     factor, feature, figure, figures, file, fill out, finding list,
     finger, finger post, fist, flavor, flyleaf, folio, forbiddance,
     forbidden fruit, forbidding, fore edge, forefinger, foreword,
     formula, front matter, gazetteer, general reference map,
     gentle hint, gesture, glimmer, glimmering, globe,
     gnomonic projection, grade, graphic scale, grave, grid line, group,
     guide, guideboard, guidebook, guidepost, gust, guts, hachure,
     half-title page, hallmark, hand, handbook, handlist, harmony, head,
     heliographic chart, hint, hour hand, hydrographic chart, idiocrasy,
     idiosyncrasy, image, impanel, implication, impress, impression,
     imprint, incise, index expurgatorius, index finger,
     index librorum prohibitorum, indexes, indicant, indication,
     indicator, indices, individualism, ingredients, inhibition,
     injunction, inkling, innards, innuendo, inscribe, inscription,
     insert, insides, insignia, insinuation, interdict, interdiction,
     interdictum, intimation, introduction, inventory, isoline, itemize,
     items, itinerary, jot down, keep score, key, keynote, kick,
     latitude, law, layer tint, lead, leaf, legend, lineaments, list,
     listing, little finger, log, longitude, look, lubber line,
     make a memorandum, make a note, make an entry, make out, makeup,
     mannerism, map, map maker, map projection, mapper, mark, mark down,
     marker, marking, matriculate, measure, medius, meridian,
     middle finger, milepost, minimus, minute, minute hand, mold,
     nature, needle, no-no, nod, note, note down, nudge, odor, order,
     page, parallel, part, particularity, parts, peculiarity,
     periodical index, phone book, photogrammetrist, photogrammetry,
     photomap, phototopography, physical map, picture, pigeonhole,
     pinkie, place, place upon record, pointer, political map, poll,
     pollex, polyconic projection, polyglot, post, post up, preclusion,
     preface, preliminaries, prevention, program, prohibition,
     prohibitory injunction, projection, prompt, property, proscription,
     put down, put in writing, put on paper, put on tape, quality,
     quirk, range, rank, rate, ratio, record, record book, recto,
     reduce to writing, reference book, refusal, register, rejection,
     relief map, representation, representative,
     representative fraction, repression, restrictive covenants,
     reverso, ring finger, road map, roadbook, ruling out,
     running title, savor, scale, scent, schedule, score, seal,
     set down, shape, sigil, sign, signal, signature, signboard,
     significant, signpost, singularity, sinusoidal projection, smack,
     sort, source book, special map, specialty, spoor, stamp,
     statistics, statute, studbook, subdivide, subtitle, suggestion,
     sumptuary laws, suppression, sure sign, suspicion, symptom, table,
     table of contents, table of organization, taboo, tabulate, tail,
     taint, take down, tally, tang, tape, tape-record, taste,
     telephone book, telephone directory, telltale, telltale sign,
     terrain map, terrestrial globe, text, thematic map, thesaurus,
     thumb, thumb index, title, title page, token, topographer,
     topographic chart, topography, track, trait, transportation map,
     trick, trim size, type, type page, verso, videotape,
     vital statistics, weather chart, weather map, whisper, whole, wink,
     work of reference, write, write down, write in, write out,
     write up, zoning, zoning laws
  
  

From The Free On-line Dictionary of Computing (18 March 2015) :

  index
  
     (Plural "indices" or "indexes")
  
     1.  A number used to select an element of a list,
     vector, array or other sequence.  Such indices are nearly
     always non-negative integers but see associative array.
  
     2.  See inverted index.  [Other kinds?]
  
     3.  A search engine.
  
     4.  A subject index.
  
     [{Jargon File]
  
     (1997-04-09)
  

From U.S. Gazetteer Places (2000) :

  Index, WA -- U.S. town in Washington
     Population (2000):    157
     Housing Units (2000): 100
     Land area (2000):     0.253094 sq. miles (0.655511 sq. km)
     Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
     Total area (2000):    0.253094 sq. miles (0.655511 sq. km)
     FIPS code:            33175
     Located within:       Washington (WA), FIPS 53
     Location:             47.820774 N, 121.553859 W
     ZIP Codes (1990):    
     Note: some ZIP codes may be omitted esp. for suburbs.
     Headwords:
      Index, WA
      Index
  

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