Olivier Messiaen (1908-1992) is known for his unique composition style. Incorporating complex rhythms, harmony and melodies, Meditations on the Mystery of the Holy Trinity is no exception to the composer's popular, distinctive style. Composed in 1969, Meditations on the Mystery of the Holy Trinity is an example of Messiaen 's use of Serialism. The composer first used what he called his "musical alphabet" in Meditations on the Mystery of the Holy Trinity, where the alphabet includes motifs for th...