A non-physical entity is an entity that lacks a physical

Physical body

In physics, a physical body or physical object is a collection of masses, taken to be one...

 or material

Matter

Matter is a general term for the substance of which all physical objects consist. Typically, matter includes atoms and other particles which have mass. A common way of defining matter is as anything that has mass and occupies volume...

 body or material or physical characteristics. Non-physical entities may be considered hypothetical, e.g. deities

Deity

A deity is a recognized preternatural or supernatural immortal being, who may be thought of as holy, divine, or sacred, held in high regard, and respected by believers....

 of religions no longer conventionally believed in, and used as an example of an imaginary being in analytical philosophy, or they may refer to concepts whose existence is considered in philosophical argument, such as qualia

Qualia

Qualia , singular "quale" , from a Latin word meaning for "what sort" or "what kind," is a term used in philosophy to refer to subjective conscious experiences as 'raw feels'. Examples of qualia are the pain of a headache, the taste of wine, the experience of taking a recreational drug, or the...

. Or in esotericism

Esotericism

Esotericism or Esoterism signifies the holding of esoteric opinions or beliefs, that is, ideas preserved or understood by a small group or those specially initiated, or of rare or unusual interest. The term derives from the Greek , a compound of : "within", thus "pertaining to the more inward",...

 they may refer to devas

Deva (New Age)

A deva in the New Age movement refers to any of the spiritual forces or beings behind nature. According to Theosophists Charles Webster Leadbeater and Alice A. Bailey, devas represent a separate evolution to that of humanity. The concept of devas as nature-spirits derives from the writings of...

, gods

Deity

A deity is a recognized preternatural or supernatural immortal being, who may be thought of as holy, divine, or sacred, held in high regard, and respected by believers....

, spirit

Spirit

The English word spirit has many differing meanings and connotations, most of them relating to a non-corporeal substance contrasted with the material body.The spirit of a living thing usually refers to or explains its consciousness.The notions of a person's "spirit" and "soul" often also overlap,...

s, and so on, which either lack a body, or possess a subtle body

Subtle body

A subtle body is one of a series of psycho-spiritual constituents of living beings, according to various esoteric, occult, and mystical teachings...

 only, and are generally considered belonging to a supra-physical plane of existence. Or in philosophy of mathematics

Philosophy of mathematics

The philosophy of mathematics is the branch of philosophy that studies the philosophical assumptions, foundations, and implications of mathematics. The aim of the philosophy of mathematics is to provide an account of the nature and methodology of mathematics and to understand the place of...

, many people consider numbers, spaces, sets, and so forth to be existent and yet not physical.

See also

• Elementals
• Deities
• Platonic Realism
  Platonic realism
  Platonic realism is a philosophical term usually used to refer to the idea of realism regarding the existence of universals or abstract objects after the Greek philosopher Plato , a student of Socrates. As universals were considered by Plato to be ideal forms, this stance is confusingly also called...
  
  
• Seth Material
• Abraham-Hicks