%insufflation%

n. [ L. insuffatio: cf. F. insuffation. See In- in, and Sufflation. ] The act of breathing on or into anything; especially: (a) (R. C. Ch.) The breathing upon a person in the sacrament of baptism to symbolize the inspiration of a new spiritual life. (b) (Med.) The act of blowing (a gas, powder, or vapor) into any cavity of the body. [ 1913 Webster ]