Where does “Acidobacterium” come from?

Acidobacterium (Translingual) comes from New Latin acidus, from Latin aceo, from Proto-Italic akēō, from Proto-Indo-European h₂eḱ-éh₁-ye-ti, from Proto-Indo-European h₂eḱ- — sharp.

Ancestry of “Acidobacterium”, step by step

Step	Language	Word	Meaning
1	New Latin	acidus	acid; sour, tart, acid, bitter; harsh, grating,...
2	Latin	aceo	I am sour; I am disagreeable
3	Proto-Italic	akēō	be sharp-tasting, be sour
4	Proto-Indo-European	h₂eḱ-éh₁-ye-ti	—
5	Proto-Indo-European	h₂eḱ-	sharp

Words derived from “Acidobacterium”

Acidobacteriales
Acidobacteriaceae

Every word from Proto-Indo-European h₂eḱ- →

Acidobacterium — Etymology, Origin & Word History | Etymology Explorer