astral plane
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
A Unicode plane (range of code points) above the Basic Multilingual Plane; any plane beyond U+FFFF.
Register: humorous, slang
Where it’s used:
Used
American English
Examples
Emoji are in the astral plane.
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Common questions
What does “astral plane” mean?
A Unicode plane (range of code points) above the Basic Multilingual Plane; any plane beyond U+FFFF.
Is “astral plane” formal or informal?
astral plane is generally humorous, slang.