Wordnet 3.0
NOUN (1)
1.
a state of mind that is discussed as if it were a place;
- Example: "he lived in the ivory tower of speculation"- Example: "they viewed universities as ivory towers"
WordNet (r) 3.0 (2006):
ivory tower
n 1: a state of mind that is discussed as if it were a place;
"he lived in the ivory tower of speculation"; "they viewed
universities as ivory towers"