-arium / -orium
place for, container of
Latin · -arium

Latin -arium means "a place for" or "a container of": an aquarium is a place for water animals, a planetarium for stars, a herbarium for dried plants, a terrarium for small land life.
Memory trick
ARIUM sounds like "AIR-ee-um": every -arium is an airy hall for something.
Words from this root
- aquarium (aqu + arium) — place for water animalsमछलीघर
- planetarium (planet + arium) — hall showing the planets and starsतारामंडल
- terrarium (terr + arium) — glass box for small land lifeज़मीनी जीवों का काँच घर
- herbarium (herb + arium) — collection of dried plantsसूखे पौधों का संग्रह
- solarium (sol + arium) — sunny roomधूप वाला कमरा
- vivarium (viv + arium) — place to keep living animalsजीव-गृह
- sanatorium (sanat + orium) — place for treating the illस्वास्थ्य आश्रम
- auditorium (audit + orium) — large hall for an audienceसभागार
- insectarium (insect + arium) — place for insectsकीट-गृह
- oceanarium (ocean + arium) — large public sea-life aquariumसमुद्री जीव संग्रहालय
- dolphinarium (dolphin + arium) — place for dolphinsडॉल्फ़िन घर