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

aside \aside"\, adv. pref. a- + side.
   1. on, or to, one side; out of a straight line, course, or
      direction; at a little distance from the rest; out of the
      way; apart.
      1913 webster

            thou shalt set aside that which is full. --2 kings
                                                  iv. 4.
      1913 webster

            but soft but soft aside: here comes the king.
                                                  --shak.
      1913 webster

            the flames were blown aside.          --dryden.
      1913 webster

   2. out of one's thoughts; off; away; as, to put aside gloomy
      thoughts. "lay aside every weight." --heb. xii. 1.
      1913 webster

   3. so as to be heard by others; privately.
      1913 webster

            then lords and ladies spake aside.    --sir w.
                                                  scott.
      1913 webster

   to set aside law, to annul or defeat the effect or
      operation of, by a subsequent decision of the same or of a
      superior tribunal; to declare of no authority; as, to set
      aside a verdict or a judgment.
      1913 webster
see also:
to set aside 

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

aside \aside"\, n.
   something spoken aside; as, a remark made by a stageplayer
   which the other players are not supposed to hear.
   1913 webster

[3] : WordNet (r) 2.0

aside
     n 1: a line spoken by an actor to the audience but not intended
          for others on the stage
     2: a message that departs from the main subject syn: digression,
         excursus, divagation, parenthesis
     adv 1: on or to one side; "step aside"; "stood aside to let him
            pass"; "threw the book aside"; "put her sewing aside
            when he entered"
     2: out of the way especially away from one's thoughts; "brush
        the objections aside"; "pushed all doubts away" syn: away
     3: not taken into account or excluded from consideration;
        "these problems apart, the country is doing well"; "all
        joking aside, i think you're crazy" syn: apart
     4: in a different direction; "turn aside"; "turn away one's
        face"; "glanced away" syn: away
     5: placed or kept separate and distinct as for a purpose; "had
        a feeling of being set apart"; "quality sets it apart"; "a
        day set aside for relaxing" syn: apart
     6: in reserve; not for immediate use; "started setting aside
        money to buy a car"; "put something by for her old age";
        "has a nestegg tucked away for a rainy day" syn: by, away
see also:
digression excursus divagation parenthesis away apart 
by 

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

100 moby thesaurus words for "aside":
   a huis clos, all, apart, askance, askant, askew, aslant, aslope,
   asquint, away, awry, back, behind closed doors, beside,
   between the teeth, broadside, broadside on, by, crabwise,
   discursion, divagation, downgrade, downhill, each, edgeway,
   edgeways, edgewise, episode, excursion, excursus, glancingly,
   in a whisper, in an aside, in camera, in chambers,
   in executive session, in juxtaposition, in privacy, in private,
   in private conference, in privy, in reserve, infix, injection,
   insert, insertion, insinuation, intercalation, interjection,
   interlineation, interlocution, interpolation, introduction,
   januis clausis, laterad, laterally, monodrama, monologue, monology,
   nearby, nigh, obiter dictum, obliquely, on its side, on one side,
   on the beam, on the side, out of earshot, parenthesis, per,
   per capita, privately, privily, remark, right and left, round,
   side remark, sideling, sidelong, sideward, sidewards, sideway,
   sideways, sidewise, sidling, slant, slantingly, slantways,
   slantwise, slaunchways, slopeways, soliloquy, solo, sotto voce,
   to one side, to the side, tossing-in, wide apart, wide away,
   with bated breath

Aside >> A Words
Aside, definition of term: Aside
aside_pag1.html

Set Aside >> S Words
Set Aside, definition of term: Set Aside
set+aside_pag1.html

Brush Aside >> B Words
Brush Aside, definition of term: Brush Aside
brush+aside_pag1.html

Cast Aside >> C Words
Cast Aside, definition of term: Cast Aside
cast+aside_pag1.html