taffrail log in AZ Dictionary
- (n) identify patent sign.
- (n) A mechanical unit dragged from stern associated with vessel that suggests the vessel's rate through the liquid; frequently contains a propeller, a reading product and a stiff line linking them.
- (n) a cigar-shaped sign with rotary fins that gauge the ship's speed
- Synonym for "taffrail%20log"
- patent log
- Hypernym for "taffrail%20log"
- Cross Reference for "taffrail%20log"
- chip log