Definition
Noun
- A ventilator consisting of a canvas tube with a cowl or hood.
Origin
Probably earlier than the 18th century.
Comments
These were used to get fresh air into compartments and holds below. The top would be guyed to face the wind so it could be directed below.
References
Kemp, P. (1994). The Oxford Companion to Ships and the Sea. Oxford University Press.
King, D., Hattendorf, J.B, & Estes, J.W. (1997). A Sea of Words: A Lexicon and Companion for Patrick O’Brian’s Seafaring Tales (2nd Ed.). Owl Books.
Rogers, J.G. (1985). Origins of Sea Terms. Mystic Seaport.