Pyotr Ilyich Tchaikovsky (1840-1893) Most famous Russian classical music composer wrote in a variety of genres. He composed symphonies, operas, concertos, chamber music, sacred choral music, overtures, suites and ballets.
Medical Definition of Dizygotic twin. Dizygotic twin: A twins who have shared a common uterine environment with its twin but is due to a different fertilized ovum. Dizygotic twins are also called fraternal twins. Last Editorial Review: 6/9/2016.
A dizygotic pregnancy does not always result from the same act of sexual intercourse, which means it is theoretically possible for dizygotic twins (as well as triplets and other higher-order pregnancies) to have different fathers. Most twinsâabout two-thirdsâare dizgotic, the other one-third monozygotic.