| 释义 |
Definition of metacharacter in English: metacharacternoun ˈmɛtəˌkarɪktə 1Philosophy. The character of a concept, etc., in a metalanguage; metalinguistic character. rare. 2Computing. A character that is defined as having a controlling role by the computer program or operating system in use, and that gives information about how other characters are to be determined or gives rise to a specific action.
Origin 1960s; earliest use found in Mind. From meta- + character. Definition of metacharacter in US English: metacharacternounˈmɛtəˌkarɪktə 1Philosophy. The character of a concept, etc., in a metalanguage; metalinguistic character. rare. 2Computing. A character that is defined as having a controlling role by the computer program or operating system in use, and that gives information about how other characters are to be determined or gives rise to a specific action.
Origin 1960s; earliest use found in Mind. From meta- + character. |