What is the meaning of Daemon?

An idea depicted as an entity.

Alternative form of demon.

A process (a running program) that does not have a controlling terminal.

Rōmaji transcription of ダエモン

a genius loci, a lar, the protective spirit or godling of a place or household

the 11th of the 12 signs of the zodiac

a demon

Source: wiktionary.org