Where does “subatomic” come from?

Subatomic derives from English atomic, from Ancient Greek ἄτομος meaning indivisible, composed of the prefix ἀ- meaning not and a root ultimately from Proto-Indo-European sem- meaning one.

subatomic (English): Relating to particles that are constituents of...

Definitions

  1. Relating to particles that are constituents of...

Ancestry of “subatomic”, step by step

subatomic traces back through two separate lines of ancestry.

via English atomic

StepLanguageWordMeaning
1EnglishatomicOf or relating to atoms; composed of atoms;...
2English-icUsed to form adjectives from nouns with the...
3EnglishimageAn optical or other representation of a real...
4Frenchimagepicture, image; frame; first-person singular...
5Portugueseimagemimage; picture; figure; image; image; face
6Spanishimagenimage
7Italianimmagineimage; imago
8Latinimāginem
9Latinim-Alternative form of in-; form of "in"; in
10Latinīn-un-, non-, not
11Latinînin, at, on, upon, from (space)
12Latinenlookǃ beholdǃ; reallyǃ?; come onǃ
13Proto-Italicenin
14Proto-Indo-Europeanh₁énin

via French subatomique

StepLanguageWordMeaning
1Frenchsubatomiquesubatomic
2Frenchsub-sub
3Latinsub-under, sub
4Proto-Indo-Europeanupóunder, below
5Proto-Indo-Europeanh₃ewp-

Words derived from “subatomic

Every word from Proto-Indo-European h₁énEvery word from Latin īn-Every word from Proto-Italic en
subatomic — Etymology, Origin & Word History | Etymology Explorer