Where does “radiolarian” come from?

radiolarian (English) comes from Translingual Radiolaria, from Latin radiolus, from Latin -olus, from Latin -lus, from Proto-Italic -elos, from Proto-Indo-European -e-lós, from Proto-Indo-European -lós — Forms agent nouns from verbal roots.

radiolarian (English): Any of many marine amoeboid protozoa, of subclass...

Definitions

  1. Any of many marine amoeboid protozoa, of subclass...

Ancestry of “radiolarian”, step by step

StepLanguageWordMeaning
1TranslingualRadiolariasubclass
2Latinradiolussmall, feeble sunbeam; kind of long olive; kind...
3Latin-olusAlternative form of -ulus; "forming diminutives";...
4Latin-lusAlternative form of -ulus; diminutive suffix
5Proto-Italic-elosForms desubstantival and deadjectival diminutive nouns
6Proto-Indo-European-e-lós
7Proto-Indo-European-lósForms agent nouns from verbal roots
Every word from Proto-Indo-European -lósEvery word from Latin -lusEvery word from Latin -olus