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Meaning of letterlocking | Babel Free

Noun CEFR C1

Definitions

The securing of a letter without an envelope, by folding and cutting so that portions of the paper can be interlocked.

uncountable

CEFR level

C1

Advanced
This word is part of the CEFR C1 vocabulary — advanced level.

See also

Letterman letterman jacket lettermark lettermarking Lettermen lettern