9-letter words that end in logy
- phycology — the branch of botany dealing with algae.
- phytology — botany.
- pistology — the branch of theology dealing with faith.
- plutology — the study of wealth
- poenology — the study of the punishment of crime, in both its deterrent and its reformatory aspects.
- quinology — The science of the cultivation of cinchona and its use in medicine as quinine.
- radiology — the science dealing with x-rays or nuclear radiation, especially for medical uses.
- rhinology — the science dealing with the nose and its diseases.
- sarcology — the branch of anatomy dealing with the soft or fleshy body parts.
- scatology — the study of or preoccupation with excrement or obscenity.
- semiology — the study of signs and symbols; semiotics.
- sociology — the science or study of the origin, development, organization, and functioning of human society; the science of the fundamental laws of social relations, institutions, etc.
- symbology — the study of symbols.
- tautology — needless repetition of an idea, especially in words other than those of the immediate context, without imparting additional force or clearness, as in “widow woman.”.
- teleology — the doctrine that final causes exist.
- tetralogy — a series of four related dramas, operas, novels, etc.
- therology — the study or science of mammals; mammalogy
- tribology — the study of the effects of friction on moving machine parts and of methods, as lubrication, of obviating them.
- tropology — the use of figurative language in speech or writing.
- uranology — uranography.