| AEROBICIST | • AEROBICIST n. one who practises aerobics. |
| CERAMICIST | • ceramicist n. A person who makes ceramics, such as pottery. • CERAMICIST n. one who works with ceramics. |
| CLASSICIST | • classicist n. A classical scholar, especially one who studies ancient Greek and Latin language and culture. • classicist n. A follower of classicism. • CLASSICIST n. an advocate or follower of classicism. |
| CRYONICIST | • cryonicist n. One who works in the field of cryonics. • cryonicist n. A person who is, or who wishes to be, preserved cryonically. |
| DEMOTICIST | • demoticist n. A student of, or expert at the demotic script. • DEMOTICIST n. a student of demotic script, also DEMOTIST. |
| DYNAMICIST | • dynamicist n. (Mechanics) A person who studies dynamics. • DYNAMICIST n. a person who studies dynamics. |
| EMPIRICIST | • empiricist n. An advocate or supporter of empiricism. • EMPIRICIST n. an empiric. |
| EUGENICIST | • eugenicist n. A believer in, advocate of, or specialist regarding the principles of eugenics. • EUGENICIST n. a student or advocate of eugenics, also EUGENECIST. |
| GENETICIST | • geneticist n. (Genetics) A scientist who studies genes. • geneticist n. (Medicine) A physician who diagnoses, treats, and counsels patients with genetic disorders or syndromes. • GENETICIST n. a student of genetics. |
| KENOTICIST | • kenoticist n. Kenotist. • KENOTICIST n. a believer in kenosis, the relinquishment of the form of God by Jesus in becoming man. |
| KINETICIST | • kineticist n. One who studies kinetics. • KINETICIST n. one who studies kinetics. |
| ORGANICIST | • organicist n. An advocate of organicism. • ORGANICIST n. a believer in organicism. |
| PACIFICIST | • pacificist n. Alternative form of pacifist. • PACIFICIST n. one who adheres to the beliefs and principles of pacifists. |
| PHALLICIST | • phallicist n. One who regards the penis or phallus as a sacred symbol. • PHALLICIST n. one who practises phallicism, worship of the phallus. |
| POLEMICIST | • polemicist n. A person who writes polemics. • polemicist n. A person who puts forward controversial views. • POLEMICIST n. one who engages in polemics, also POLEMIST. |
| PSYCHICIST | • psychicist n. Someone who studies psychic behaviour or phenomena. • PSYCHICIST n. a psychical researcher. |
| PYRRHICIST | • pyrrhicist n. (In Ancient Greece) One who danced the pyrrhiche. • PYRRHICIST n. (historical) one who danced the pyrrhic. |
| ROBOTICIST | • roboticist n. One who conceptualizes, designs, builds, programs, and experiments with robots. |
| TECHNICIST | • technicist n. One skilled in technics or in the practical arts. • TECHNICIST n. one skilled in technics or in one or more of the practical arts. |