WordWeb Online

1. An event that occurs at a critical time
   "it was needed only on special occasions"
   - juncture
    
2. A vaguely specified social event
   "an occasion arranged to honour the president"
   - affair, social occasion, function, social function
    
3. Reason
   "there was no occasion for complaint"
    
4. The time of a particular event
   "on the occasion of his 60th birthday"
    
5. An opportunity to do something
   "there was never an occasion for her to demonstrate her skill"

1. Give occasion to

Derived forms: occasions, occasioning, occasioned

Type of: cause, chance, do, ground, happening, make, natural event, occurrence, occurrent, opportunity, reason, social event, time

Encyclopedia: Occasion