physical object
Học thuậtThân thiện
Definition
Noun: A physical object is a tangible and visible entity; something that has a physical presence, occupies space, and can be perceived by the senses, particularly sight and touch. It is an entity that can cast a shadow.
Usage
The term "physical object" is used to distinguish concrete, material things from abstract concepts, ideas, or events. It refers to any discrete item that exists in the physical world.
Examples
Advanced Usage
- In Philosophy: The nature of a "physical object" is discussed in metaphysics, questioning its properties and relationship to perception.
- In Computer Science / Augmented Reality: The term can be used to contrast with digital or virtual objects. For example:
Variants and Related Words
- Object (noun): Often used synonymously with "physical object" in everyday language, though "object" can also refer to a goal or the focus of a thought or action.
- Entity (noun): A broader term for something that exists, which can be either abstract or concrete.
- Artifact (noun): A human-made physical object, typically of historical or cultural interest.
- Item (noun): A general term for an individual article or unit, often a physical object.
Synonyms
- Thing
- Body (in a scientific context, e.g., a celestial body)
- Article
- Item
Antonyms
- Abstract concept (e.g., love, justice, democracy)
- Idea
- Event
- Process
Notes on Meaning
The core meaning of "physical object" is its tangibility and visibility. It is defined in opposition to non-physical entities. The reference that "it can cast a shadow" is a classic, vivid test for its physicality.
Noun
- a tangible and visible entity; an entity that can cast a shadow
- it was full of rackets, balls and other objects