Definition of "insufflation"

insufflation

noun
countable and uncountable, plural insufflations
1. The action of breathing or blowing into or on.
  Quotations
  From the oracle the sound did come—or at any rate the sense did, a sense all accordant with the insufflation she had just seen working.
  1902, Henry James, The Wings of the Dove
  He was the inventor of the procedure for flexible sigmoidoscopy using insufflation (inflating the sigmoid colon with air) that still is practiced today.
  2004, Daniel B. Silver, Refuge in Hell: How Berlin's Jewish Hospital Outlasted the Nazis, page 83
2. The result of breathing or blowing into or on.
3. The ritual breathing onto the water used for baptism