Taffrail-log Definition
noun
(nautical) A mechanical device dragged from the stern of the vessel that indicates the vessel's speed through the water; usually consists of a propeller, a reading unit and a stiff line connecting them.
Wiktionary
Synonyms:
- screw log
- patent-log
Other Word Forms of Taffrail-log
Noun
Singular:
taffrail-log
Plural:
taffrail-logs
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