-ology /ɒlədʒi $ ɑːl-/ AmE ( also -logy ) suffix [in nouns]
[ Origin: -logy ]
1 . the study of something, especially something scientific:
geology (=the study of rocks and the Earth)
climatology (=the study of climate)
Egyptology (=the study of ancient Egypt)
2 . the things studied by a particular science:
The geology (=structure of the rocks etc) of north Devon is particularly interesting.
—-ological /əlɒdʒɪk ə l $ -lɑː-/ suffix [in adjectives]
—-ologically /əlɒdʒɪkli $ əlɑː-/ suffix [in adverbs] :
geologically interesting