cautionary block
cautionary block · cautionary blocks
A block in which two or more trains are permitted to travel, with certain restrictionsA block in which two or more trains are permitted to travel, with certain restrictions.
Meaning
1 sensesA block in which two or more trains are permitted to travel, with certain restrictions.
Forms
plural: cautionary blocks| Singular | cautionary block |
|---|---|
| Plural | cautionary blocks |
regular