Where does “additivity” come from?

Additivity derives from English additive plus the suffix -ity, which comes from French -ité, from Latin -itas, ultimately from Proto-Indo-European -it-.

additivity (English): The property of being additive; The extent to...

Definitions

  1. The property of being additive; The extent to...

Ancestry of “additivity”, step by step

StepLanguageWordMeaning
1EnglishadditivePertaining to addition; that can be, or has been,...
2Late Latinadditivus
3Latinadderesecond-person singular future passive indicative...
4Latinaddōto add
5Latin-dōto put
6Proto-Germanic-dô
7SiciliandiUsed to indicate possession, after the thing owned and before the owner; of; ’s
8Latinof; concerning; about
9Latinpostbehind; after, since, besides, except; behind,...
10Latinposteablative singular of postis
11Proto-Italicpostibehind, after
12Proto-Indo-Europeanpóstiafter
13Proto-Indo-Europeanpósafterwards, post; by, at

Words derived from “additivity

Every word from Proto-Indo-European pós