(physics) the property of matter and electromagnetic radiation that is characterized by the fact that some properties can be explained best by wave theory and others by particle theory | any movable articles or objects used on the set of a play or movie |
| a basic or essential property shared by all members of a class |
| a construct whereby objects or individuals can be distinguished |
| any area set aside for a particular purpose |
| something owned; any tangible or intangible possession that is owned by someone |