well-timed \ˈ ̷ ̷| ̷ ̷\adjective 1. a.: happening or coming at an opportune moment : done at a suitable, convenient, or good time : timely < well-timed political reforms > b.: actuated at the proper moment or in regular time < well-timed oars > 2.: trained or adjusted to keep proper time < a well-timed crew > < a well-timed chronometer > Synonyms:see seasonable