define characteristics definition
Characteristic. Definition. noun, plural: characteristics. (1) A distinguishing quality, trait or feature of an individual, thing, disorder, etc. (2) A distinctive mark, feature, attribute, or property of an individual or thing. adjective. Being a feature or trait that helps identify an individual, thing, etc. Supplement. For instance, a living thing is considered alive when it shows the following general characteristics: 1  It is made up of cell (s).