Etymology Explorer › Translingual

Where does “Lactobacillus” come from?

Lactobacillus (Translingual) comes from Translingual bacillus, from Latin Bacillus, from Latin -illus, from Latin -lus, from Proto-Italic -elos, from Proto-Indo-European -e-lós, from Proto-Indo-European -lós — Forms agent nouns from verbal roots.

Ancestry of “Lactobacillus”, step by step

StepLanguageWordMeaning
1Translingualbacillus—
2LatinBacillus—
3Latin-illusUsed to form adjectives from nouns
4Latin-lusAlternative form of -ulus; diminutive suffix
5Proto-Italic-elos—
6Proto-Indo-European-e-lós—
7Proto-Indo-European-lósForms agent nouns from verbal roots

Words derived from “Lactobacillus”

  • Lactobacillales
  • Lactobacillaceae
Every word from Proto-Indo-European -lós →