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

exclusion \exclu"sion\, n. l. exclusio: cf. f. exclusion. see
   exclude.
   1. the act of excluding, or of shutting out, whether by
      thrusting out or by preventing admission; a debarring;
      rejection; prohibition; the state of being excluded.
      1913 webster

            his sad exclusion from the doors of bliss. --milton.
      1913 webster

            the exclusion of the duke from the crown of england
            and ireland.                          --hume.
      1913 webster

   2. physiol. the act of expelling or ejecting a fetus or an
      egg from the womb.
      1913 webster

   3. thing emitted. --sir t. browne.
      1913 webster
see also:
exclude 

[2] : WordNet (r) 2.0

exclusion
     n 1: the state of being excluded ant: inclusion
     2: the state of being excommunicated syn: excommunication, censure
     3: a deliberate act of omission; "with the exception of the
        children, everyone was told the news" syn: exception, elision
     4: the act of forcing out someone or something; "the ejection
        of troublemakers by the police"; "the child's expulsion
        from school" syn: ejection, expulsion, riddance
see also:
inclusion excommunication censure exception elision ejection 
expulsion riddance 

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

145 moby thesaurus words for "exclusion":
   eighteenth amendment, prohibition party, volstead act, abjuration,
   abjurement, abscission, amputation, annihilation, ban, banishment,
   bar, blackball, blackballing, chucking, chucking out, complaint,
   contempt, contraband, contradiction, declination, declining,
   defrocking, degradation, demotion, denial, depluming, deportation,
   deprivation, despisal, despising, destruction, dim view,
   disagreement, disallowance, disappointment, disapprobation,
   disapproval, disbarment, discard, disclamation, discontent,
   discontentedness, discontentment, discounting, disenchantment,
   disesteem, disfavor, disfellowship, disgruntlement, disillusion,
   disillusionment, dismissal, disownment, displeasure, displuming,
   disregard, disrespect, dissatisfaction, dissent, distaste,
   ejection, elimination, embargo, eradication, eviction, exception,
   excision, excommunication, exile, expatriation, expulsion,
   extinction, extirpation, extradition, forbiddance, forbidden fruit,
   forbidding, fugitation, ignoring, index, index expurgatorius,
   index librorum prohibitorum, indignation, inhibition, injunction,
   interdict, interdiction, interdictum, law, lockout, low estimation,
   low opinion, mutilation, no-no, nonacceptance, nonapproval,
   nonconsideration, objection, omission, opposition, opposure,
   ostracism, ostracization, ouster, outlawing, outlawry, passing by,
   preclusion, prevention, prohibition, prohibitory injunction,
   proscription, protest, putting away, putting out, rebuff,
   recantation, refusal, rejection, relegation, removal, renouncement,
   repression, repudiation, repulse, rescission,
   restrictive covenants, riddance, ruling out, rustication, scouting,
   spurning, statute, stripping, sumptuary laws, suppression, taboo,
   throwing out, thumbs-down, transportation, turning out, unfrocking,
   unhappiness, zoning, zoning laws

Exclusion >> E Words
Exclusion, definition of term: Exclusion
exclusion_pag1.html

Pauli Exclusion >> P Words
Pauli Exclusion, definition of term: Pauli Exclusion
pauli+exclusion_pag1.html