decade

Decade (from ancient Greek δεκάς dekás , genitive δεκάδος dekádos , "number ten", "group of ten")

• a ratio of two numbers with a factor of 10; see decadic logarithm
• a period of ten days, see also week #Other systems for short periods of time
  • in ancient Egypt a calendar week, see decade (ancient Egypt) , also in the republican calendar and in the Attic calendar
• a decade
• a period for which an advertising space can be booked, see outdoor advertising # booking periods
• in literary studies, a unit of 10 poems or books;
• part of the rosary , consisting of one "Our Father", ten "Ave Maria" and one "Glory to the Father"
• the Pontigny decades , meetings of several writers, philosophers and artists
• several policy initiatives:
  • Decade of the Brain (1990–1999 and 2000–2010)
  • Decade for a Culture of Peace and Nonviolence for the Children of the World (2001-2010)
  • Decade to Reduce Natural Disasters (1990–1999)
  • Decade to Overcome Violence (2001-2010)
• Resistance decade , adjustable electrical resistance

See also:

• Monad (unity), dyad (two), triad (three), tetrad (four), pentad (five)

Wiktionary: Decade  - explanations of meanings, word origins, synonyms, translations

This is a disambiguation page for differentiating between several terms identified with the same word.