Source : Webster's Revised Unabridged Dictionary (1913)

Aspiration \As`pi*ra"tion\, n. [L. aspiratio, fr. aspirare: cf.
   F. aspiration.]
   1. The act of aspirating; the pronunciation of a letter with
      a full or strong emission of breath; an aspirated sound.

            If aspiration be defined to be an impetus of
            breathing.                            --Wilkins.

   2. The act of breathing; a breath; an inspiration.

   3. The act of aspiring of a ardently desiring; strong wish;
      high desire. ``Aspirations after virtue.'' --Johnson.

            Vague aspiration after military renown. --Prescott.

Source : WordNet®

aspiration
     n 1: a will to succeed
     2: a cherished desire; "his ambition is to own his own
        business" [syn: {ambition}, {dream}]
     3: a manner of articulation involving an audible release of
        breath
     4: the act of inhaling; the drawing in of air (or other gases)
        as in breathing [syn: {inhalation}, {inspiration}, {breathing
        in}]