Where does “infraslow” come from?

infraslow (English) comes from English infra, from Latin infra, from Latin īnferā, from French inférer, from Latin īnferō, from Latin īn-, from Latin în, from Latin en — in.

infraslow (English): Very slow (typically of EEG activity below 0.5 Hz)

Definitions

  1. Very slow (typically of EEG activity below 0.5 Hz)

Ancestry of “infraslow”, step by step

infraslow traces back through two separate lines of ancestry.

via English infra

StepLanguageWordMeaning
1EnglishinfraDiscussed later; Infrastructure
2Latininfrabelow
3Latinīnferā
4Frenchinférerto infer
5Latinīnferōto carry, bring, put, place, or throw in, into, to, or upon somewhere or something; insert
6Latinīn-un-, non-, not
7Latinînin, at, on, upon, from (space)
8Latinenlookǃ beholdǃ; reallyǃ?; come onǃ
9Proto-Italicenin
10Proto-Indo-Europeanh₁énin

via English Slow

StepLanguageWordMeaning
1EnglishSlowTaking a long time to move or go a short distance, or to perform an action; not quick in motion; proceeding at a low speed
2Middle Englishslaw
3Old Englishslāwsluggish, inert, slothful, late, tardy, torpid,...
4Proto-West Germanic*slaiw
5Proto-Germanicslaiwazblunt; dull; exhausted; weary; faint; weak;...
6Proto-Indo-European(s)lew-to sludge, to wash; loose, limp, flabby; limp,...
Every word from Proto-Indo-European h₁énEvery word from Latin īn-Every word from Proto-Italic en