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

idea \ide"a\, n.; pl. ideas. l. idea, gr. ?, fr. ? to see;
   akin to e. wit: cf. f. id'ee. see wit.
   1. the transcript, image, or picture of a visible object,
      that is formed by the mind; also, a similar image of any
      object whatever, whether sensible or spiritual.
      1913 webster

            her sweet idea wandered through his thoughts.
                                                  --fairfax.
      1913 webster

            being the right idea of your father
            both in your form and nobleness of mind. --shak.
      1913 webster

            this representation or likeness of the object being
            transmitted from thence the senses to the
            imagination, and lodged there for the view and
            observation of the pure intellect, is aptly and
            properly called its idea.             --p. browne.
      1913 webster

   2. a general notion, or a conception formed by
      generalization.
      1913 webster

            alice had not the slightest idea what latitude was.
                                                  --l. caroll.
      1913 webster

   3. hence: any object apprehended, conceived, or thought of,
      by the mind; a notion, conception, or thought; the real
      object that is conceived or thought of.
      1913 webster

            whatsoever the mind perceives in itself, or as the
            immediate object of perception, thought, or
            undersanding, that i call idea.       --locke.
      1913 webster

   4. a belief, option, or doctrine; a characteristic or
      controlling principle; as, an essential idea; the idea of
      development.
      1913 webster

            that fellow seems to me to possess but one idea, and
            that is a wrong one.                  --johnson.
      1913 webster

            what is now "idea" for us? how infinite the fall of
            this word, since the time where milton sang of the
            creator contemplating his newly-created world, 
            "how it showed . . .
            answering his great idea," 
            to its present use, when this person "has an idea
            that the train has started," and the other "had no
            idea that the dinner would be so bad" --trench.
      1913 webster

   5. a plan or purpose of action; intention; design.
      1913 webster

            i shortly afterwards set off for that capital, with
            an idea of undertaking while there the translation
            of the work.                          --w. irving.
      1913 webster

   6. a rational conception; the complete conception of an
      object when thought of in all its essential elements or
      constituents; the necessary metaphysical or constituent
      attributes and relations, when conceived in the abstract.
      1913 webster

   7. a fiction object or picture created by the imagination;
      the same when proposed as a pattern to be copied, or a
      standard to be reached; one of the archetypes or patterns
      of created things, conceived by the platonists to have
      excited objectively from eternity in the mind of the
      deity.
      1913 webster

            thence to behold this new-created world,
            the addition of his empire, how it showed
            in prospect from his throne, how good, how fair,
            answering his great idea.             --milton.
      1913 webster

   note: "in england, locke may be said to have been the first
         who naturalized the term in its cartesian universality.
         when, in common language, employed by milton and
         dryden, after descartes, as before him by sidney,
         spenser, shakespeare, hooker, etc., the meaning is
         platonic." --sir w. hamilton.
         1913 webster

   abstract idea, association of ideas, etc. see under
      abstract, association, etc.

   syn: notion; conception; thought; sentiment; fancy; image;
        perception; impression; opinion; belief; observation;
        judgment; consideration; view; design; intention;
        purpose; plan; model; pattern.

   usage: there is scarcely any other word which is subjected to
          such abusive treatment as is the word idea, in the
          very general and indiscriminative way in which it is
          employed, as it is used variously to signify almost
          any act, state, or content of thought.
          1913 webster
see also:
ideas wit abstract idea association of ideas abstract association 

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

association \asso`cia"tion\ ?; 277, n. cf. f. association,
   ll. associatio, fr. l. associare.
   1. the act of associating, or state of being associated;
      union; connection, whether of persons of things. "some . .
      . bond of association." --hooker.
      1913 webster

            self-denial is a kind of holy association with god.
                                                  --boyle.
      1913 webster

   2. mental connection, or that which is mentally linked or
      associated with a thing.
      1913 webster

            words . . . must owe their powers association.
                                                  --johnson.
      1913 webster

            why should . . . the holiest words, with all their
            venerable associations, be profaned?  --coleridge.
      1913 webster

   3. union of persons in a company or society for some
      particular purpose; as, the american association for the
      advancement of science; a benevolent association.
      specifically, as among the congregationalists, a society,
      consisting of a number of ministers, generally the pastors
      of neighboring churches, united for promoting the
      interests of religion and the harmony of the churches.
      1913 webster

   association of ideas physiol., the combination or
      connection of states of mind or their objects with one
      another, as the result of which one is said to be revived
      or represented by means of the other. the relations
      according to which they are thus connected or revived are
      called the law of association. prominent among them are
      reckoned the relations of time and place, and of cause and
      effect. --porter.
      1913 webster
see also:
association of ideas 

Association >> A Words
Association, definition of term: Association
association_pag1.html

Ideas >> I Words
Ideas, definition of term: Ideas
ideas_pag1.html

Association For >> A Words
Association For, definition of term: Association For
association+for_pag1.html