ˌ ̷ ̷ ̷ ̷ˈfakshən noun
( -s )
Etymology: Middle French, from Latin tumefactus (past participle of tumefacere to swell, cause to swell) + Middle French -ion
1. : the act or process of tumefying : state of being tumefied
incite previously normal tissue to tumefaction — American Journal of Veterinary Research
2. : swelling
tumefactions on the chest wall or sinus tracts — J.B.Barnwell