bacteriologist

noun

Etymology: Etymology tree Ancient Greek βακτηρία (baktēría) Proto-Indo-European *-yósder. Ancient Greek -ῐος (-ĭos)? Ancient Greek -ιον (-ion) Ancient Greek βακτήριον (baktḗrion)bor. New Latin bactērium Ancient Greek -ο- (-o-)der. Latin -o-bor. English -o- English bacterio- Proto-Indo-European *leǵ- Ancient Greek λόγος (lógos) Proto-Indo-European *-h₂ Proto-Indo-European *-éh₂ Proto-Indo-European *-i-eh₂ Proto-Hellenic *-íā Ancient Greek -ῐ́ᾱ (-ĭ́ā) Ancient Greek -λογῐ́ᾱ (-logĭ́ā)bor. Latin -logialbor. French -logiebor. English -logy Proto-Indo-European *-id- Proto-Indo-European *-yéti Proto-Indo-European *-idyéti Proto-Hellenic *-íďďō Ancient Greek -ῐ́ζω (-ĭ́zō) Proto-Hellenic *-tās Ancient Greek -τής (-tḗs) Ancient Greek -ῐστής (-ĭstḗs)bor. Latin -istader. Old French -istebor. Middle English -ist English -ist English -logist English bacteriologist From bacterio- + -logist.

1. A microbiologist whose speciality is bacteriology.

   “'This again,' said the Bacteriologist, slipping a glass slide under the microscope, 'is a preparation of the celebrated Bacillus of cholera – the cholera germ.'”