Words that end with OLOGY, grouped by length
- otorhinolaryngology
- neuroendocrinology
- psychopharmacology
- electrophysiology
- micropaleontology
- neuropharmacology
- paleoanthropology
- dendrochronology
- ethnomethodology
- gastroenterology
- glottochronology
- hydrometeorology
- immunohematology
- micrometeorology
- paleoclimatology
- psychophysiology
- anaesthesiology
- anthropobiology
- electrorheology
- ethnomusicology
- histophysiology
- immunopathology
- lepidopterology
- micromorphology
- microtechnology
- neurophysiology
- neuropsychology
- palaeoethnology
- palaeolimnology
- palaeopathology
- palaeophytology
- pathophysiology
- physiopathology
- psychopathology
- anesthesiology
- antitechnology
- archaeozoology
- bioclimatology
- biometeorology
- characterology
- cytotechnology
- electrobiology
- histopathology
- macrosociology
- megatechnology
- metapsychology
- nanotechnology
- neurohypnology
- neuropathology
- neuroradiology
- orthopterology
- otolaryngology
- palaeethnology
- palaeopedology
- paleopathology
- parapsychology
- periodontology
- phytopathology
- phytosociology
- symptomatology
- terotechnology
- accidentology
- actinobiology
- aerolithology
- archaezoology
- archeozoology
- biopsychology
- biotechnology
- chronobiology
- cosmeticology
- cryptozoology
- cytopathology
- diplomatology
- ecophysiology
- ecotoxicology
- endocrinology
- epizootiology
- geochronology
- geomorphology
- geotechnology
- helminthology
- neuroethology
- numismatology
- ophthalmology
- palaeobiology
- palaeoecology
- palaeontology
- palaeozoology
- phenomenology
- psychobiology
- roentgenology
- sedimentology
- splanchnology
- stoicheiology
- synchronology
- systematology
- thremmatology
- zoophysiology
- zoopsychology
- anthropology
- astrobiology
- astrogeology
- bacteriology
- biocoenology
- chromatology
- dactyliology
- dialectology
- dysteleology
- ecclesiology
- epidemiology
- epiphytology
- epistemology
- ethnobiology
- geohydrology
- gnotobiology
- grammatology
- hamartiology
- hepaticology
- historiology
- hydrobiology
- hydrogeology
- kremlinology
- liturgiology
- microbiology
- mycotoxology
- neurobiology
- neurypnology
- onomasiology
- palaebiology
- paleobiology
- paleoecology
- paleontology
- paleozoology
- paradoxology
- parasitology
- paroemiology
- pathobiology
- pharmacology
- pharyngology
- photobiology
- photogeology
- placentology
- pneumatology
- protistology
- protozoology
- pyramidology
- radiobiology
- radioecology
- rheumatology
- rontgenology
- sociobiology
- stoechiology
- stoichiology
- symptomology
- thaumatology
- traumatology
- zoopathology
- zoophytology
- aerobiology
- agrobiology
- agrostology
- amphibology
- arachnology
- archaeology
- biocenology
- campanology
- carcinology
- climatology
- cosmetology
- criminology
- cryobiology
- dactylology
- dermatology
- diabolology
- dogmatology
- eccrinology
- electrology
- endemiology
- eschatology
- gerontology
- gigantology
- gnomonology
- graminology
- gynaecology
- haematology
- heresiology
- herpetology
- ichthyology
- insectology
- kinesiology
- laryngology
- lichenology
- malariology
- martyrology
- meteorology
- methodology
- myrmecology
- narratology
- neonatology
- odonatology
- olfactology
- onomatology
- orchidology
- ornithology
- pantheology
- perissology
- phraseology
- planetology
- primatology
- pteridology
- reflexology
- semasiology
- sindonology
- soteriology
- spectrology
- spelaeology
- sphagnology
- sphygmology
- stomatology
- suicidology
- symbolology
- synoecology
- syphilology
- terminology
- thanatology
- venereology
- vexillology
- victimology
- volcanology
- vulcanology
- agnoiology
- angelology
- archeology
- aristology
- astacology
- autecology
- balneology
- bibliology
- bioecology
- cardiology
- carphology
- choreology
- chronology
- codicology
- cohomology
- cometology
- conchology
- craniology
- cryptology
- deltiology
- demonology
- dendrology
- deontology
- docimology
- edaphology
- embryology
- emmenology
- entomology
- enzymology
- escapology
- exobiology
- futurology
- gastrology
- genecology
- geratology
- glaciology
- glossology
- glottology
- gnoseology
- gnosiology
- graphology
- gynecology
- hematology
- heortology
- hepatology
- heterology
- histiology
- immunology
- lexicology
- limacology
- malacology
- missiology
- monadology
- morphology
- musicology
- mycetology
- nematology
- nephrology
- numerology
- oceanology
- odontology
- oneirology
- organology
- orismology
- oryctology
- palynology
- papyrology
- phaenology
- phlebology
- phrenology
- physiology
- ponerology
- potamology
- praxeology
- proctology
- psephology
- pseudology
- psychology
- pyretology
- satanology
- seismology
- selenology
- sematology
- semeiology
- somatology
- speleology
- spongology
- stereology
- stichology
- storiology
- synecology
- technology
- teratology
- thermology
- timbrology
- toxicology
- trichology
- trophology
- typhlology
- urbanology
- acarology
- aetiology
- agriology
- andrology
- anemology
- angiology
- anthology
- archology
- astrology
- atheology
- audiology
- battology
- bumpology
- caliology
- carpology
- cartology
- chirology
- chorology
- coniology
- coprology
- cosmology
- diabology
- discology
- dittology
- dosiology
- erotology
- ethnology
- etymology
- euchology
- festology
- garbology
- gemmology
- gismology
- gizmology
- hagiology
- haplology
- heliology
- herbology
- hierology
- hippology
- histology
- hoplology
- hydrology
- hyetology
- hygrology
- hymnology
- hypnology
- ichnology
- iconology
- irenology
- iridology
- karyology
- koniology
- limnology
- lithology
- macrology
- mereology
- metrology
- micrology
- muscology
- museology
- mythology
- necrology
- nephology
- neurology
- nostology
- ophiology
- osteology
- paedology
- paleology
- pathology
- patrology
- pestology
- petrology
- phenology
- philology
- phonology
- phycology
- phytology
- plutology
- poenology
- radiology
- rhinology
- sarcology
- scatology
- semiology
- sitiology
- sociology
- symbology
- tautology
- teleology
- therology
- tribology
- tropology
- uranology
- urinology
- aerology
- agrology
- algology
- apiology
- arcology
- areology
- atmology
- autology
- axiology
- batology
- bryology
- cacology
- cetology
- chaology
- codology
- cytology
- demology
- dosology
- doxology
- ethology
- etiology
- fetology
- gemology
- homology
- horology
- ideology
- kidology
- menology
- misology
- mixology
- monology
- mycology
- nomology
- nosology
- oecology
- oenology
- oinology
- oncology
- ontology
- optology
- oreology
- ourology
- pedology
- pelology
- penology
- podology
- pomology
- posology
- pyrology
- rheology
- serology
- sexology
- sinology
- sitology
- theology
- tocology
- tokology
- topology
- typology
- venology
- vinology
- virology
- xylology
- zymology
- apology
- biology
- ecology
- enology
- geology
- myology
- neology
- noology
- orology
- otology
- ufology
- urology
- zoology
- oology
- ology