 Summer of '69  is a song recorded by Canadian recording artist Bryan Adams, from his fourth studio album, Reckless (1984). The song was written by Adams and Jim Vallance, a long-time writing partner of Adams.
â¢ UNDULATION (noun). The noun UNDULATION has 3 senses: 1. an undulating curve. 2. wavelike motion; a gentle rising and falling in the manner of waves. 3. (physics) a movement up and down or back and forth. Familiarity information: UNDULATION used as a noun is uncommon.
â¢ UNDEMANDING (adjective). The adjective UNDEMANDING has 1 sense: 1. not demanding; requiring little if any patience or effort or skill. Familiarity information: UNDEMANDING used as an adjective is very rare.ot demanding; requiring little if any patience or effort or skill. Context examples: the pay was adequate and the job undemanding / simple undemanding affection / an undemanding boss. Similar: easy; lenient (not strict).