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 (trī′səl, -sāl′)
A small fore-and-aft sail hoisted abaft a mast in a storm to keep a vessel's bow to the wind.

[From obsolete try, a lying to, heaving to.]


(ˈtraɪˌseɪl; nautical ˈtraɪsəl)
(Nautical Terms) a small fore-and-aft sail, triangular or square, set on the mainmast of a sailing vessel in foul weather to help keep her head to the wind. Also called: storm trysail


(ˈtraɪˌseɪl; Naut. -səl)

a triangular or quadrilateral sail having its luff hooped or otherwise bent to a mast, used for lying to or keeping a vessel headed into the wind; spencer.
[1760–70; try (in sense “to lie to in heavy weather”)]
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References in periodicals archive ?
In May, Comanche won the Storm Trysail Club's 185-nautical mile Block Island Race from Stamford Yacht Club in Connecticut, down Long Island Sound, around Block Island in Rhode Island and back to Stamford, taking out line honours, race record and overall win.
Details: Dana Paxton, Media Pro Int'l for Storm Trysail Club, (401) 849-0220.
Swartz explained that the Storm Trysail Club (headquartered in New York) and the Transpacific Yacht Club (in Los Angeles) announced in July of 2006 their partnership in developing the STP65 Rule.
The Farr-designed Rosebud was launched in June 2007 as the world's first STP65, a 'box-rule' collaboration between the Storm Trysail and TransPacific yacht clubs in the USA (see our exclusive feature on the STP65 in the Feb/Mar '08 issue).