deglutition (n.)

"act or power of swallowing," 1640s, from French dglutition (16c.), from Latin deglutitionem (nominative deglutitio), noun of action from past-participle stem of deglutare "to swallow down," from de "down" (see de-) + glutire "to swallow" (see gullet). Related: Deglutitive.