Dasha (Devanagari: दशा, Sanskrit, daśā, 'condition', 'state', 'circumstances', 'period of life', 'planetary period'.) The dasha pattern shows which planets according to Hindu astrology would be ruling at particular times.[1]
^Sutton, Komilla (1999). Fundamentals of Vedi Astrology, The Wessex Astrologer Ltd, England, p. 211.