thiospirillum
noun
thio·spirillum
¦thīō+
1
capitalized : a genus of spiral purple sulfur bacteria (family Thiorhodaceae) motile by means of polar flagella and common in mud and stagnant water
2
plural thiospirilla : any bacterium of the genus Thiospirillum
Word History
Etymology
New Latin, from thi- + Spirillum