The reason hard boiled eggs dont last as long as raw eggs is that in cooking the eggs, a natural protective chemical layer (produced by the mother hen) is washed off the porous eggshell, allowing germs to enter. Source(s): http://cookery.newarchaeology.com/how_lo... sugarice82 Â· 9 years ago.
Freebase(0.00 / 0 votes)Rate this definition: Song cycle. A song cycle is a group of songs designed to be performed in a sequence as a single entity. As a rule, all of the songs are by the same composer and often use words from the same poet or lyricist.
In many sub-Saharan and Disapora musics, a key pattern, typically played on a bell, establishes the basic cycle or period. Mixed cycles. Different types of musical cycles can overlap. One example is isorhythm, the medieval practice of using melodic and rhythmic cycles in one or two voices.