■ noun
1》 a country, state, or territory ruled by a king or queen.
↘a realm associated with a particular person or thing: the ~ of dreams.
2》 the spiritual reign or authority of God.
↘heaven as the abode of God and of the faithful after death.
3》 each of the three divisions (animal, vegetable, and mineral) in which natural objects have conventionally been classified.
↘ Biology the highest category in taxonomic classification.
Phrases
come into (or to ) one's ~ achieve recognition or supremacy.
till (or until ) ~ come informal forever.
to ~ come informal into the next world: the truck was blown to ~ come.
Origin
OE cyningdōm 'kingship' (see king , -dom ).