[thahy-oh-buh-sil-uh s]

noun, plural thi·o·ba·cil·li [thahy-oh-buh-sil-ahy] /ˌθaɪ oʊ bəˈsɪl aɪ/. Bacteriology.

any of several rod-shaped bacteria of the genus Thiobacillus, inhabiting soil, sewage, etc., that derive energy from oxidation of sulfur or sulfur compounds.

Origin of thiobacillus

New Latin word dating back to 1975–80; see origin at thio-, bacillus Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019