Immunologist rhymes with:
criminologist, kremlinologist, technologist, archaeologist, cardiologist, climatologist, criminologist, dermatologist, ecologist, epidemiologist, ethnomusicologist, gerontologist, kremlinologist, meteorologist, microbiologist, oncologist, ophthalmologist, opthalmologist, paleontologist, pharmacologist, physiologist, radiologist, serologist, sociologist, sovietologist, technologist, toxicologist, virologist