| ACAROLOGISTS | • acarologists n. Plural of acarologist. • ACAROLOGIST n. a practitioner of acarology, the study of mites. |
| ANDROLOGISTS | • andrologists n. Plural of andrologist. • ANDROLOGIST n. a student of andrology. |
| ASTROLOGISTS | • astrologists n. Plural of astrologist. • ASTROLOGIST n. one who affects to tell fortunes from the stars, also ASTROLOGER. |
| CHIROLOGISTS | • chirologists n. Plural of chirologist. • CHIROLOGIST n. one who claims to be able to detect character from handwriting. |
| CHOROLOGISTS | • chorologists n. Plural of chorologist. • CHOROLOGIST n. a student of chorology. |
| HIEROLOGISTS | • hierologists n. Plural of hierologist. • HIEROLOGIST n. a student of hierology, the science of sacred matters. |
| HYDROLOGISTS | • hydrologists n. Plural of hydrologist. • HYDROLOGIST n. an expert in hydrology. |
| METROLOGISTS | • metrologists n. Plural of metrologist. • METROLOGIST n. a student of metrology. |
| MICROLOGISTS | • micrologists n. Plural of micrologist. • MICROLOGIST n. a practitioner of micrology, the branch of science which depends on the use of a microscope. |
| NECROLOGISTS | • necrologists n. Plural of necrologist. • NECROLOGIST n. a person who writes obituaries or eulogies. |
| NEUROLOGISTS | • neurologists n. Plural of neurologist. • NEUROLOGIST n. one specializing in neurology. |
| PATROLOGISTS | • patrologists n. Plural of patrologist. • PATROLOGIST n. one who practises patrology, the study of early Christianity. |
| PETROLOGISTS | • petrologists n. Plural of petrologist. • PETROLOGIST n. a student of petrology, the geological study of rocks. |