closure vs ventilator

closure

noun
  • An event or occurrence that signifies an ending. 

  • A device to facilitate temporary and repeatable opening and closing. 

  • An abstraction that represents a function within an environment, a context consisting of the variables that are both bound at a particular time during the execution of the program and that are within the function's scope. 

  • That which closes or shuts; that by which separate parts are fastened or closed. 

  • The smallest set that both includes a given subset and possesses some given property. 

  • A method of ending a parliamentary debate and securing an immediate vote upon a measure before a legislative body. 

  • The process whereby the reader of a comic book infers the sequence of events by looking at the picture panels. 

  • The phenomenon by which a group maintains its resources by the exclusion of others from their group based on varied criteria. ᵂᵖ 

  • The act of shutting or closing something permanently or temporarily. 

  • The smallest closed set which contains the given set. 

  • The act of shutting; a closing. 

  • A feeling of completeness; the experience of an emotional conclusion, usually to a difficult period. 

ventilator

noun
  • A machine that moves breathable air into and out of the lungs of a patient who is unable to breathe sufficiently. 

  • A device that circulates fresh air and expels stale or noxious air. 

  • Some behaviour or happening that relieves a tense atmosphere or situation. 

How often have the words closure and ventilator occurred in a corpus of books? (source: Google Ngram Viewer )