- occurring in place names: Albania, Columbia
- occurring in names of diseases and pathological disorders: pneumonia, aphasia
- occurring in words denoting condition or quality: utopia
- occurring in names of botanical genera
- occurring in names of zoological classes: Reptilia
- occurring in collective nouns borrowed from Latin: marginalia, memorabilia, regalia
WordReference Random House Unabridged Dictionary of American English © 2026
-ia,
IA,
Ia.,
i.a.,
- a noun suffix having restricted application in various fields, as in names of diseases (malaria;
anemia), place names (Italia;
Rumania), names of Roman feasts (Lupercalia), Latin or Latinizing plurals (Amphibia;
insignia;
Reptilia), and in other loanwords from Latin (militia).
- Neo-Latin, Latin, Greek, equivalent. to -i- (formative or connective) or -ī- (Greek -ei-) + -a, feminine singular or neuter plural noun, nominal or adjective, adjectival ending
IA,
- Place NamesIowa (approved esp. for use with zip code).
Ia.,
- Place NamesIowa.
i.a.,
- in absentia.
Collins Concise English Dictionary © HarperCollins Publishers::
-ia suffix forming nouns
'-ia' also found in these entries (note: many are not synonyms or translations):
actinia
- anoxia
- basidium
- chlamydia
- dahlia
- delphinium
- fuchsin
- herbarium
- himation
- honorarium
- hypoxia
- Ia.
- ilium
- Iowa
- nephridium
- oceanarium
- peperomia
- phacelia
- planetarium
- presidium
- pyxidium
- quadrivium
- schizophrenia
- Scientology
- sylvanite
- termitarium
- triclinium
- trivium
- vivarium
- -y
- yes
- abasia
- abbacy
- abbreviatory
- abelia
- absence
- abulia
- acalculia
- acapnia
- acatalepsy
- acedia
- achalasia
- acholia
- achromatophilia
- acnemia
- acromicria
- -acy
- adularescent
- afrormosia
- agamy