[1] : The Collaborative International Dictionary of English v.0.48

quadragesima \quad`rages"ima\, n. l., fr. quadragesimus the
   fortieth, fr. quadraginta forty; akin to quattuor four. see
   four. eccl.
   the forty days of fast preceding easter; lent.
   1913 webster

   quadragesima sunday, the first sunday in lent, about forty
      days before easter.
      1913 webster
see also:
four quadragesima sunday 

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Sunday, definition of term: Sunday
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Trinity Sunday >> T Words
Trinity Sunday, definition of term: Trinity Sunday
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Passion Sunday, definition of term: Passion Sunday
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Palm Sunday, definition of term: Palm Sunday
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Low Sunday >> L Words
Low Sunday, definition of term: Low Sunday
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