sophistication

[Cf. LL. sophisticatio, F. sophistication.]
The act of sophisticating; adulteration; as, the sophistication of drugs. Boyle.

noun

The state of being contaminated: adulteration, contamination, pollution. See clean/dirty.

The noun has 5 meanings:

Meaning #1: uplifting enlightenment
  Synonym: edification

Meaning #2: a deliberately invalid argument displaying ingenuity in reasoning in the hope of deceiving someone
  Synonyms: sophism, sophistry

Meaning #3: being expert or having knowledge of some technical subject

Meaning #4: the quality or character of being intellectually sophisticated through cultivation or experience or disillusionment
  Synonym: worldliness
  Antonym: naivete (meaning #1)

Meaning #5: falsification by the use of sophistry; misleading by means of specious fallacies

Quotes:

"I have always thought of sophistication as rather a feeble substitute for decadence." - Christopher Hampton

"Hip is the sophistication of the wise primitive in a giant jungle." - Norman Mailer

"Sophistication might be described as the ability to cope gracefully with a situation involving the presence of a formidable menace to one's poise and prestige (such as the butler, or the man under the bed -- but never the husband)." - James Thurber