-ologio

== Esperanto == === Etymology === Derived from Ancient Greek -λογία (-logía, “-logy, branch of study, to speak”). === Pronunciation === IPA(key): /oloˈɡio/ Rhymes: -io Syllabification: o‧lo‧gi‧o === Suffix === -ologio denotes the field of the specialist in the root. ‎Esperanto (“Esperanto”) + ‎-ologio → ‎esperantologio (“Esperantology”) ‎psiko (“psyche”) + ‎-ologio → ‎psikologio (“psychology”) ‎socio (“society”) + ‎-ologio → ‎sociologio (“sociology”) ‎zoo (“zoo”) + ‎-ologio → ‎zoologio (“zoology”) ==== Usage notes ==== Words ending in -ologio appear in scientific terminology that cannot be reduced further, such as biologio, ekologio, geologio, topologio, etc. ==== Derived terms ==== ==== See also ==== -io -iko