 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.
(ËbÉdËrÉk) n. 1. (Geological Science) the solid unweathered rock that lies beneath the loose surface deposits of soil, alluvium, etc. 2. basic principles or facts (esp in the phrase get down to bedrock) 3. the lowest point, level, or layer.