Wordnet 3.0
ADJECTIVE (1)
1. 
 done or happening at the appropriate or proper time; 
- Example: "a timely warning"- Example: "with timely treatment the patient has a good chance of recovery"- Example: "a seasonable time for discussion"- Example: "the book's publication was well timed"[syn: timely, seasonable, well-timed(a), well timed(p)]
WordNet (r) 3.0 (2006):
well timed
    adj 1: done or happening at the appropriate or proper time; "a
           timely warning"; "with timely treatment the patient has a
           good chance of recovery"; "a seasonable time for
           discussion"; "the book's publication was well timed"
           [syn: timely, seasonable, well-timed(a), well
           timed(p)]