Morpheme
-ium
Type
suffix
Denotation
(1) chemical suffix naming metal elements, isotopes of hydrogen, polyatomic cations; (2) denotes a structure, category, mass, place (plural -ia)
Etymology
(1) Latin -ium, from -ius; Old Latin -iōs; (2) Latin -ium; Ancient Greek -ion
Evidence
aquarium, brevium, borium, cadmium, calcium, chromium, consortium, delirium, emporium, equilibrium, fermium, gymnasium, helium, lithium, manutergium, melodium, mortichnium, polemonium, plutonium, pollinium, proscenium, reptilium, selenium, stadium, stomium, strangeonium, thorium, uranium, yttrium
