[1] : The Collaborative International Dictionary of English v.0.48

extension \exten"sion\, n. l. extensio: cf. f. extension. see
   extend, v. t.
   1. the act of extending or the state of being extended; a
      stretching out; enlargement in breadth or continuation of
      length; increase; augmentation; expansion.
      1913 webster

   2. physics that property of a body by which it occupies a
      portion of space.
      1913 webster

   3. logic  metaph.
      a capacity of a concept or general term to include a
          greater or smaller number of objects; -- correlative
          of intension.
      b the class or set of objects to which a term refers; --
          contrasted with intension, the logical specification
          which defines members of a class, being the set of
          attributes which are necessary and sufficient to
          recognize an object as a member of the class.
          1913 webster

                the law is that the intension of our knowledge
                is in the inverse ratio of its extension. --sir
                                                  w. hamilton.
          1913 webster

                the extension of the term plant is greater
                than that of geranium, because it includes more
                objects.                          --abp.
                                                  thomson.
          1913 webster

   4. surg. the operation of stretching a broken bone so as to
      bring the fragments into the same straight line.
      1913 webster

   5. physiol. the straightening of a limb, in distinction
      from flexion.
      1913 webster

   6. com. a written engagement on the part of a creditor,
      allowing a debtor further time to pay a debt.
      1913 webster

   counter extension. surg. see under counter.

   extension table, a table so constructed as to be readily
      extended or contracted in length.
      1913 webster
see also:
extend intension flexion counter extension counter extension table 

[2] : WordNet (r) 2.0

extension
     n 1: a mutually agreed delay in the date set for the completion
          of a job or payment of a debt; "they applied for an
          extension of the loan"
     2: act of expanding in scope; making more widely available;
        "extension of the program to all in need"
     3: the spreading of something a belief or practice into new
        regions syn: propagation
     4: an educational opportunity provided by colleges and
        universities to people who not enrolled as regular
        students syn: extension service, university extension
     5: act of stretching or straightening out a flexed limb ant: flexion
     6: a string of characters beginning with a period and followed
        by one to three letters; the optional second part of a pc
        computer filename; "most applications provide extensions
        for the files they create"; "most basic files use the
        filename extension .bas" syn: filename extension, file
        name extension
     7: the most direct or specific meaning of a word or expression;
        the class of objects that an expression refers to; "the
        extension of `satellite of mars' is the set containing
        only demos and phobos" syn: reference, denotation
     8: the ability to raise the working leg high in the air; "the
        dancer was praised for her uncanny extension"; "good
        extension comes from a combination of training and native
        ability"
     9: amount or degree or range to which something extends; "the
        wire has an extension of 50 feet" syn: lengthiness, prolongation
     10: an additional telephone set that is connected to the same
         telephone line syn: telephone extension, extension
         phone
     11: an addition to the length of something syn: elongation
     12: an addition that extends a main building syn: annex, annexe,
          wing
see also:
propagation extension service university extension flexion filename extension file name extension 
reference denotation lengthiness prolongation telephone extension 
extension phone elongation annex annexe wing 

[3] : Moby Thesaurus II by Grady Ward, 1.0

333 moby thesaurus words for "extension":
   l, access, accession, accessory, accompaniment, accretion, accrual,
   accruement, accumulation, acreage, addenda, addendum, additament,
   addition, additive, additory, additum, adjunct, adjuvant, advance,
   affective meaning, aggrandizement, alternate, alternative school,
   ambit, ampliation, amplification, amplitude, annex, annexation,
   appanage, appendage, appendant, appendix, appreciation,
   appurtenance, appurtenant, area, arm, ascent, attachment, augment,
   augmentation, ballooning, bearing, bigness, blab school, bloating,
   block, boarding school, body, boom, boost, breadth, broadening,
   buildup, bulk, caliber, call box, capacity, central school, coda,
   coin telephone, coloring, coming after, compass, complement,
   comprehensiveness, concomitant, connotation, consecution,
   consecutiveness, consequence, consolidated school, continualness,
   continuance, continuation, continuation school, continuing,
   continuity, continuum, corollary, correspondence school,
   country day school, coverage, crescendo, dame school, day school,
   denotation, deployment, depth, descent, desk telephone,
   development, dial telephone, diameter, dimension, dimensions,
   dispersion, distance, distension, drawing out, drift, edema,
   effect, elevation, ell, elongation, emptiness, empty space,
   endurance, enlargement, essence, evening school, expanse,
   expansion, extensiveness, extent, extrapolation, fanning out,
   field, finishing school, fixture, flare, flood, following, force,
   free school, gain, galactic space, gauge, girth, gist,
   grammatical meaning, greatening, greatness, growth, gush, height,
   hike, hiking, idea, impact, implication, import, increase,
   increment, infinite space, infinity, inflation, informal school,
   intension, interstellar space, jump, largeness, leap, length,
   lengthening, lengthiness, lexical meaning, line, lineage,
   linear measures, lingering, literal meaning, logical sequence,
   long time, longitude, longness, magnification, magnitude,
   maintenance, mass, meaning, measure, measurement, mileage,
   mounting, mouthpiece, multiplication, night school,
   nongraded school, nothingness, offshoot, open classroom school,
   orbit, order, order of succession, outer space, overall length,
   overtone, pay station, pendant, pensionat, perpetuation,
   perpetuity, perseverance, persistence, pertinence, phone, pith,
   platoon school, point, posteriority, postposition,
   practical consequence, private school, procession, procrastination,
   production, productiveness, progress, progression,
   progressive school, proliferation, prolongation, proportion,
   proportions, protraction, public school, public telephone, purport,
   pursuance, purview, push-button telephone, radius, raise, raising,
   range, range of meaning, reach, real meaning, receiver, reference,
   referent, reinforcement, relation, relevance, repetition, rise,
   rotation, run, scale, school without walls, scope,
   semantic cluster, semantic field, sense, sequence, series,
   side effect, side issue, significance, signification, significatum,
   signifie, size, snowballing, space, span, span of meaning,
   spatial extension, special school, sphere, spirit, splay, spread,
   spreading, spreading out, staying power, storefront school,
   straight course, strain, street academy, stretch, stretching,
   stringing out, structural meaning, subjunction, substance,
   succession, successiveness, suffixation, sum, sum and substance,
   summer school, superficial extension, supplement, surface, surge,
   sustained action, sustenance, sweep, swelling, symbolic meaning,
   tailpiece, telephone, telephone booth, telephone engineering,
   telephone extension, telephone mechanics, telephone receiver,
   telephonics, telephony, tenor, tension, totality of associations,
   tract, transferred meaning, transmitter, tumescence,
   unadorned meaning, undergirding, undertone, uninterrupted course,
   union school, unremittingness, up, upping, upsurge, upswing,
   uptrend, upturn, vacation school, value, volume, wall telephone,
   waxing, way, widening, width, wing, yardage

[4] : The Free On-line Dictionary of Computing (27 SEP 03)

extension
     
        1.  filename extension.
     
        2.  a feature or piece of code which
        extends a program's functionality, e.g. a plug-in.
     
        1997-06-21
     
     
see also:
filename extension feature code extends functionality plug-in 

[5] : Bouvier's Law Dictionary, Revised 6th Ed (1856)

extension, comm. law. this term is applied among merchants to signify an 
agreement made between a debtor and his creditors, by which the latter, in 
order to enable the former, embarrassed in his circumstances, to retrieve 
his standing, agree to wait for a definite length of time after their 
several claims should become due and payable, before they will demand 
payment. 
     2. among the french, a similar agreement is known by the name of 
atermoiement. merl. rep. mot atermoiement. 

[6] : U.S. Gazetteer (1990)

extension, la
  zip codes: 71239

Extension >> E Words
Extension, definition of term: Extension
extension_pag1.html

File Extension >> F Words
File Extension, definition of term: File Extension
file+extension_pag1.html

Journal of Extension
...Welcome to the Journal of Extension The Journal of Extension (JOE) is ... National Job Bank -- Job listings for Extension, outreach, research, ... ..
http://www.joe.org/, score=100, date indexed=December 29, 2005, 10:42 pm

EXTOXNET - The EXtension TOXicology NETwork
...... by toxicologists and chemists within the Extension Service of the land- ... ..
http://ace.orst.edu/info/extoxnet/, score=99, date indexed=December 21, 2005, 2:42 am

Catholic-Extension.org
...The Catholic Church Extension Society exists to sustain and extend the ... Catholic Extension builds national awareness and raises funds for the ... ..
http://www.catholic-extension.org/, score=98, date indexed=December 29, 2005, 11:10 pm

RCRE: Rutgers Cooperative Research & Extension
...... Extension (RCRE). RCRE integrates research and extension through a ... Rutgers Cooperative Research & Extension (RCRE) helps the diverse ... ..
http://www.rce.rutgers.edu/, score=98, date indexed=December 30, 2005, 3:46 am

Virginia Cooperative Extension
... ..
http://www.ext.vt.edu/, score=98, date indexed=December 30, 2005, 3:52 am

MSUE Portal
...Reide Named State Leader of MSU Extension Family and Consumer Sciences ... Michigan State University Extension. Thomas G. Coon, Director. ... ..
http://www.msue.msu.edu/, score=97, date indexed=January 23, 2006, 8:41 pm

Welcome | UCSC Extension
...UCSC Extension's Winter Career Events are just around the corner. ... Throughout January, Extension will be holding a series of  FREE career ... ..
http://www.ucsc-extension.edu/, score=97, date indexed=December 30, 2005, 12:05 am

Iowa State University Extension
...Current News from ISU Extension for general ISU Extension news and ... More than 743,000 clients had contact with ISU Extension programs in ... ..
http://www.exnet.iastate.edu/, score=97, date indexed=December 30, 2005, 1:05 am

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