noun
plural -sions
[count] :a special event or time
[count] somewhat formal :a particular time when something happens
somewhat formal :a chance or opportunity :a situation that allows something to happen - usually followed by to + verb; [noncount]
[singular] somewhat formal :a reason to do something - often + for
on occasion
sometimes but not often :from time to time
rise to the occasion
verb
-sions; -sioned; -sioning
[+ obj] formal :to cause (something)