Home › Words › A › appendicationappendicationappendication means an appendage; attachment; something added; an extra part.EtymologyFrom appendic- + -ation.nounAn appendage; attachment; something added; an extra part.Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.appendation 84% match — The process of appending; the process of attaching or affixing something to something else. vs appendication →appendance 83% match — An appendage, attachment vs appendication →appendix 82% match — Something attached to something else; an attachment or accompaniment. vs appendication →appension 81% match — The act of appending or attaching. vs appendication →appendment 78% match — The act or practice of appending. vs appendication →appendant 76% match — Attached as an appendage. vs appendication →appendicle 73% match — A small appendage. vs appendication →appendency 73% match — State of being appendant. vs appendication →