Where does “ultracentrifugally” come from?

ultracentrifugally (English) comes from English centrifugally, from English -ly, from English grisly, from Middle English grisely, from Old English grisliċ, from Old English -līċ, from Proto-Germanic *-līk.

ultracentrifugally (English): By means of an ultracentrifuge

Definitions

  1. By means of an ultracentrifuge

Ancestry of “ultracentrifugally”, step by step

ultracentrifugally traces back through two separate lines of ancestry.

via English centrifugally

StepLanguageWordMeaning
1EnglishcentrifugallyAway from a centre or axis; Using centrifugal...
2English-lyUsed to form adjectives from nouns, the...
3EnglishgrislyHorrifyingly repellent; gruesome, terrifying;...
4Middle Englishgrisely
5Old Englishgrisliċgrisly, horrible; dreadful, horrid
6Old English-līċsuffix forming {{glossary|adjective}}s meaning...
7Proto-Germanic*-līk

via English ultra

StepLanguageWordMeaning
1EnglishultraExtreme; far beyond the norm; fanatical;...
2Latinultrābeyond
3Latin-asuffixed to the roots of verbs, forms agent...
4Proto-ItalicForms masculine agent nouns from prefixed or compounded bases
5Proto-Indo-European-éh₂
Every word from Proto-Germanic *-līkEvery word from English -lyEvery word from Old English -līċ