0 21st written as a word:
the twenty-first century
1 the day on which a person reaches the age of 21 and is traditionally said, in Western societies, to become an adult:
Ultimately the genre survives in the twenty-first century primarily in our university choruses and local choral societies.
Creating culturally relevant ways of thinking about diversity and aging : theoretical challenges for the twenty-first century.
How persons in these uncharted waters proceed to look upon themselves is one of the important questions for the twenty-first century.
It was not until the start of the twenty-first century that electronic music reasserted itself as something outside of the pre-existing rules of functionality.
In fact, music may now be a problematic term for some twenty-first-century sound artists.
Each section ends with a chapter on twenty-first century issues, but these chapters are very uneven.
Such is the state we find ourselves in with computers as sound machines at the beginning of the twenty-first century.
In the twenty-first century perhaps the main driver of change will be economic rationalism.