# nonsummativity

> English word · Noun

## Definitions
1. the state of a system that is not the sum of its parts

## Etymology
From non- + summativity.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/nonsummativity