noun
discarnate entity; consciousness without a physical body
Used in spiritual, occult, or sci-fi contexts to refer to a being that exists as pure consciousness, without a physical form.
その小説では、意識体が人間に乗り移る設定になっている。
In that novel, the premise is that discarnate entities possess humans.
彼は瞑想中に意識体となって宇宙
He claimed that during meditation he became a discarnate entity and traveled the universe.
霊体 is a spiritual body or ghostly form, often implying a visible or semi-physical manifestation, whereas 意識体 is purely consciousness without form.
Compound of 意識 (consciousness) and 体 (body, form). The term is a modern coinage, likely from spiritual or science fiction literature, describing an entity that is consciousness without a physical body.