Pronunciation: (&thslash;ens), [key]
1. from that place: I went first to Paris and thence to Rome.
2. from that time; thenceforth: He fell ill and thence was seldom seen.
3. from that source: Thence came all our troubles.
4. from that fact or reason; therefore: We were young, and thence optimistic.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.