United States tennis player who in 1938 was the first to win the Australian and French and English and United States singles championship in the same year (1915-2000)
to wind or move in a spiral course; "the muscles and nerves of his fine drawn body were coiling for action"; "black smoke coiling up into the sky"; "the young people gyrated on the dance floor"
a religious movement of the 16th century that began as an attempt to reform the Roman Catholic Church and resulted in the creation of Protestant churches
improvement (or an intended improvement) in the existing form or condition of institutions or practices etc.; intended to make a striking change for the better in social or political or religious affairs
a passage that connects a topic to one that follows
a musical passage moving from one key to another
a change from one place or state or subject or stage to another
make or undergo a transition (from one state or system to another); "The airline transitioned to more fuel-efficient jets"; "The adagio transitioned into an allegro"
cause to convert or undergo a transition; "the company had to transition the old practices to modern technology"
the act of introducing variety (especially in investments or in the variety of goods and services offered); "my broker recommended a greater diversification of my investments"; "he limited his losses by diversification of his product line"
the condition of being varied; "that restaurant's menu lacks diversification; every day it is the same"