2) a semantic feature of the pre-extensional level used to relate the entity to its extension, ¶2-3-4; c. may participate in the expression of a reference and thus cut across many semantic classes
| constant | |
1) an object in the metalanguage that may stand for (be replaced by) one specific value of the appropriate type, cf, The Languages of Science, §6; 2) a semantic feature of the pre-extensional level used to relate the entity to its extension, ¶2-3-4; c. may participate in the expression of a reference and thus cut across many semantic classes |