| Term: | thing |
| Definition: | Any entity, or group of entities, whether physical, digital, living, or abstract. |
| Examples: | Entities include but are not restricted to all objects, beings, actions, events, activities, thoughts, environments, and utterances. |
| Term: | thing |
| Definition: | An entity, situation, association, or event that may be perceived, known, or imagined. Equivalent to Entity of Sowa (2000). Top concept in this domain of discourse. |