optologist
phytosociologist
neurooncologist
phytomorphologist
researcher
pathophysiologist
malacostracologist
ekistician
olfactologist
neurotomist
pathobiologist
ovologist
phenologist
neuroeconomist
aphasiologist
dendrohydrologist
ethnomathematician
paleolimnologist
ptochologist
rheologist
paleomalacologist
personologist
geratologist
osphresiologist
phytographer
quinologist
Indologist
sematologist
theriogenologist
limnobiologist
paleomyrmecologist
petrophysicist
fluviologist
paleoanthropologist
ethnopharmacist
zymotechnologist
ephemerist
ampelographist
neuroepidemiologist
chemotaxonomist
paleoichnologist
neuropsychopharmacologist
histologist
neurologist
paleoethnologist
biophilosopher
paleoradiologist
glottologist
scientometrician
ophiolitologist