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Meaning of locking frame | Babel Free

Noun CEFR B2

Definitions

A frame for interlocking in a signal box, normally located in the locking room, which is operated by a lever frame in the operating room above it.

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

locking room Lockinge Lockings Lockington Lockington-Hemington Lockist

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