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"
Moby Thesaurus II by Grady Ward, 1.0:
18 Moby Thesaurus words for "ivory tower":
adytum, ashram, cell, cloister, den, hermitage, hideaway, hideout,
hiding place, holy of holies, lair, mew, privacy, recess, retreat,
sanctum, sanctum sanctorum, secret place