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Meaning of time ball | Babel Free

Noun CEFR B2

Definitions

A large wooden or metal ball that drops at a predetermined time to enable sailors to check their marine chronometers from their boats offshore.

CEFR level

B2

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

See also

time bandit time bank time banking time bargain time barrier time before time